1557131470

素因数分解:

$2^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{227}}^1\times {\mathrm{3251}}^1$

素因数の和:3696

約数の個数: 32

約数和(自身を含む): 2829396096

約数和(自身を除く): 1272264626

約数列:

[1, 2, 5, 10, 211, 227, 422, 454, 1055, 1135, 2110, 2270, 3251, 6502, 16255, 32510, 47897, 95794, 239485, 478970, 685961, 737977, 1371922, 1475954, 3429805, 3689885, 6859610, 7379770, 155713147, 311426294, 778565735, 1557131470]

約数ペア:

[(1, 1557131470), (2, 778565735), (5, 311426294), (10, 155713147), (211, 7379770), (227, 6859610), (422, 3689885), (454, 3429805), (1055, 1475954), (1135, 1371922), (2110, 737977), (2270, 685961), (3251, 478970), (6502, 239485), (16255, 95794), (32510, 47897)]