1559688

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{4999}}^1$

素因数の和:5021

約数の個数: 32

約数和(自身を含む): 4200000

約数和(自身を除く): 2640312

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 4999, 9998, 14997, 19996, 29994, 39992, 59988, 64987, 119976, 129974, 194961, 259948, 389922, 519896, 779844, 1559688]

約数ペア:

[(1, 1559688), (2, 779844), (3, 519896), (4, 389922), (6, 259948), (8, 194961), (12, 129974), (13, 119976), (24, 64987), (26, 59988), (39, 39992), (52, 29994), (78, 19996), (104, 14997), (156, 9998), (312, 4999)]