816617844

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{853}}^1$

素因数の和:1030

約数の個数: 144

約数和(自身を含む): 2461979520

約数和(自身を除く): 1645361676

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 29, 36, 42, 58, 63, 84, 87, 116, 126, 131, 174, 203, 252, 261, 262, 348, 393, 406, 522, 524, 609, 786, 812, 853, 917, 1044, 1179, 1218, 1572, 1706, 1827, 1834, 2358, 2436, 2559, 2751, 3412, 3654, 3668, 3799, 4716, 5118, 5502, 5971, 7308, 7598, 7677, 8253, 10236, 11004, 11397, 11942, 15196, 15354, 16506, 17913, 22794, 23884, 24737, 26593, 30708, 33012, 34191, 35826, 45588, 49474, 53186, 53739, 68382, 71652, 74211, 79779, 98948, 106372, 107478, 111743, 136764, 148422, 159558, 173159, 214956, 222633, 223486, 239337, 296844, 319116, 335229, 346318, 445266, 446972, 478674, 519477, 670458, 692636, 782201, 890532, 957348, 1005687, 1038954, 1340916, 1558431, 1564402, 2011374, 2077908, 2346603, 3116862, 3128804, 3240547, 4022748, 4693206, 6233724, 6481094, 7039809, 9386412, 9721641, 12962188, 14079618, 19443282, 22683829, 28159236, 29164923, 38886564, 45367658, 58329846, 68051487, 90735316, 116659692, 136102974, 204154461, 272205948, 408308922, 816617844]

約数ペア:

[(1, 816617844), (2, 408308922), (3, 272205948), (4, 204154461), (6, 136102974), (7, 116659692), (9, 90735316), (12, 68051487), (14, 58329846), (18, 45367658), (21, 38886564), (28, 29164923), (29, 28159236), (36, 22683829), (42, 19443282), (58, 14079618), (63, 12962188), (84, 9721641), (87, 9386412), (116, 7039809), (126, 6481094), (131, 6233724), (174, 4693206), (203, 4022748), (252, 3240547), (261, 3128804), (262, 3116862), (348, 2346603), (393, 2077908), (406, 2011374), (522, 1564402), (524, 1558431), (609, 1340916), (786, 1038954), (812, 1005687), (853, 957348), (917, 890532), (1044, 782201), (1179, 692636), (1218, 670458), (1572, 519477), (1706, 478674), (1827, 446972), (1834, 445266), (2358, 346318), (2436, 335229), (2559, 319116), (2751, 296844), (3412, 239337), (3654, 223486), (3668, 222633), (3799, 214956), (4716, 173159), (5118, 159558), (5502, 148422), (5971, 136764), (7308, 111743), (7598, 107478), (7677, 106372), (8253, 98948), (10236, 79779), (11004, 74211), (11397, 71652), (11942, 68382), (15196, 53739), (15354, 53186), (16506, 49474), (17913, 45588), (22794, 35826), (23884, 34191), (24737, 33012), (26593, 30708)]