87888034

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{1999}}^1$

素因数の和:2122

約数の個数: 32

約数和(自身を含む): 151200000

約数和(自身を除く): 63311966

約数列:

[1, 2, 13, 19, 26, 38, 89, 178, 247, 494, 1157, 1691, 1999, 2314, 3382, 3998, 21983, 25987, 37981, 43966, 51974, 75962, 177911, 355822, 493753, 987506, 2312843, 3380309, 4625686, 6760618, 43944017, 87888034]

約数ペア:

[(1, 87888034), (2, 43944017), (13, 6760618), (19, 4625686), (26, 3380309), (38, 2312843), (89, 987506), (178, 493753), (247, 355822), (494, 177911), (1157, 75962), (1691, 51974), (1999, 43966), (2314, 37981), (3382, 25987), (3998, 21983)]