395428488

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{547}}^1$

素因数の和:907

約数の個数: 128

約数和(自身を含む): 1222609920

約数和(自身を除く): 827181432

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 78, 84, 91, 104, 156, 168, 182, 273, 312, 331, 364, 546, 547, 662, 728, 993, 1092, 1094, 1324, 1641, 1986, 2184, 2188, 2317, 2648, 3282, 3829, 3972, 4303, 4376, 4634, 6564, 6951, 7111, 7658, 7944, 8606, 9268, 11487, 12909, 13128, 13902, 14222, 15316, 17212, 18536, 21333, 22974, 25818, 27804, 28444, 30121, 30632, 34424, 42666, 45948, 49777, 51636, 55608, 56888, 60242, 85332, 90363, 91896, 99554, 103272, 120484, 149331, 170664, 180726, 181057, 199108, 240968, 298662, 361452, 362114, 398216, 543171, 597324, 722904, 724228, 1086342, 1194648, 1267399, 1448456, 2172684, 2353741, 2534798, 3802197, 4345368, 4707482, 5069596, 7061223, 7604394, 9414964, 10139192, 14122446, 15208788, 16476187, 18829928, 28244892, 30417576, 32952374, 49428561, 56489784, 65904748, 98857122, 131809496, 197714244, 395428488]

約数ペア:

[(1, 395428488), (2, 197714244), (3, 131809496), (4, 98857122), (6, 65904748), (7, 56489784), (8, 49428561), (12, 32952374), (13, 30417576), (14, 28244892), (21, 18829928), (24, 16476187), (26, 15208788), (28, 14122446), (39, 10139192), (42, 9414964), (52, 7604394), (56, 7061223), (78, 5069596), (84, 4707482), (91, 4345368), (104, 3802197), (156, 2534798), (168, 2353741), (182, 2172684), (273, 1448456), (312, 1267399), (331, 1194648), (364, 1086342), (546, 724228), (547, 722904), (662, 597324), (728, 543171), (993, 398216), (1092, 362114), (1094, 361452), (1324, 298662), (1641, 240968), (1986, 199108), (2184, 181057), (2188, 180726), (2317, 170664), (2648, 149331), (3282, 120484), (3829, 103272), (3972, 99554), (4303, 91896), (4376, 90363), (4634, 85332), (6564, 60242), (6951, 56888), (7111, 55608), (7658, 51636), (7944, 49777), (8606, 45948), (9268, 42666), (11487, 34424), (12909, 30632), (13128, 30121), (13902, 28444), (14222, 27804), (15316, 25818), (17212, 22974), (18536, 21333)]