397170512

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{13127}}^1$

素因数の和:13227

約数の個数: 40

約数和(自身を含む): 807424512

約数和(自身を除く): 410254000

約数列:

[1, 2, 4, 8, 16, 31, 61, 62, 122, 124, 244, 248, 488, 496, 976, 1891, 3782, 7564, 13127, 15128, 26254, 30256, 52508, 105016, 210032, 406937, 800747, 813874, 1601494, 1627748, 3202988, 3255496, 6405976, 6510992, 12811952, 24823157, 49646314, 99292628, 198585256, 397170512]

約数ペア:

[(1, 397170512), (2, 198585256), (4, 99292628), (8, 49646314), (16, 24823157), (31, 12811952), (61, 6510992), (62, 6405976), (122, 3255496), (124, 3202988), (244, 1627748), (248, 1601494), (488, 813874), (496, 800747), (976, 406937), (1891, 210032), (3782, 105016), (7564, 52508), (13127, 30256), (15128, 26254)]