2556485928

素因数分解:

$2^3\times 3^3\times {\mathrm{31}}^1\times {\mathrm{381793}}^1$

素因数の和:381839

約数の個数: 64

約数和(自身を含む): 7330444800

約数和(自身を除く): 4773958872

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 31, 36, 54, 62, 72, 93, 108, 124, 186, 216, 248, 279, 372, 558, 744, 837, 1116, 1674, 2232, 3348, 6696, 381793, 763586, 1145379, 1527172, 2290758, 3054344, 3436137, 4581516, 6872274, 9163032, 10308411, 11835583, 13744548, 20616822, 23671166, 27489096, 35506749, 41233644, 47342332, 71013498, 82467288, 94684664, 106520247, 142026996, 213040494, 284053992, 319560741, 426080988, 639121482, 852161976, 1278242964, 2556485928]

約数ペア:

[(1, 2556485928), (2, 1278242964), (3, 852161976), (4, 639121482), (6, 426080988), (8, 319560741), (9, 284053992), (12, 213040494), (18, 142026996), (24, 106520247), (27, 94684664), (31, 82467288), (36, 71013498), (54, 47342332), (62, 41233644), (72, 35506749), (93, 27489096), (108, 23671166), (124, 20616822), (186, 13744548), (216, 11835583), (248, 10308411), (279, 9163032), (372, 6872274), (558, 4581516), (744, 3436137), (837, 3054344), (1116, 2290758), (1674, 1527172), (2232, 1145379), (3348, 763586), (6696, 381793)]