1398716956

素因数分解:

$2^2\times 7^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{659}}^1$

素因数の和:721

約数の個数: 120

約数和(自身を含む): 3261036240

約数和(自身を除く): 1862319284

約数列:

[1, 2, 4, 7, 13, 14, 17, 26, 28, 34, 49, 52, 68, 91, 98, 119, 182, 196, 221, 238, 343, 364, 442, 476, 637, 659, 686, 833, 884, 1274, 1318, 1372, 1547, 1666, 2401, 2548, 2636, 3094, 3332, 4459, 4613, 4802, 5831, 6188, 8567, 8918, 9226, 9604, 10829, 11203, 11662, 17134, 17836, 18452, 21658, 22406, 23324, 31213, 32291, 34268, 40817, 43316, 44812, 59969, 62426, 64582, 75803, 78421, 81634, 119938, 124852, 129164, 145639, 151606, 156842, 163268, 226037, 239876, 291278, 303212, 313684, 419783, 452074, 530621, 548947, 582556, 839566, 904148, 1019473, 1061242, 1097894, 1582259, 1679132, 2038946, 2122484, 2195788, 2938481, 3164518, 3842629, 4077892, 5876962, 6329036, 7136311, 7685258, 11753924, 14272622, 15370516, 20569367, 26898403, 28545244, 41138734, 49954177, 53796806, 82277468, 99908354, 107593612, 199816708, 349679239, 699358478, 1398716956]

約数ペア:

[(1, 1398716956), (2, 699358478), (4, 349679239), (7, 199816708), (13, 107593612), (14, 99908354), (17, 82277468), (26, 53796806), (28, 49954177), (34, 41138734), (49, 28545244), (52, 26898403), (68, 20569367), (91, 15370516), (98, 14272622), (119, 11753924), (182, 7685258), (196, 7136311), (221, 6329036), (238, 5876962), (343, 4077892), (364, 3842629), (442, 3164518), (476, 2938481), (637, 2195788), (659, 2122484), (686, 2038946), (833, 1679132), (884, 1582259), (1274, 1097894), (1318, 1061242), (1372, 1019473), (1547, 904148), (1666, 839566), (2401, 582556), (2548, 548947), (2636, 530621), (3094, 452074), (3332, 419783), (4459, 313684), (4613, 303212), (4802, 291278), (5831, 239876), (6188, 226037), (8567, 163268), (8918, 156842), (9226, 151606), (9604, 145639), (10829, 129164), (11203, 124852), (11662, 119938), (17134, 81634), (17836, 78421), (18452, 75803), (21658, 64582), (22406, 62426), (23324, 59969), (31213, 44812), (32291, 43316), (34268, 40817)]