72802906

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{181}}^1\times {\mathrm{389}}^1$

素因数の和:630

約数の個数: 32

約数和(自身を含む): 122653440

約数和(自身を除く): 49850534

約数列:

[1, 2, 11, 22, 47, 94, 181, 362, 389, 517, 778, 1034, 1991, 3982, 4279, 8507, 8558, 17014, 18283, 36566, 70409, 93577, 140818, 187154, 201113, 402226, 774499, 1548998, 3309223, 6618446, 36401453, 72802906]

約数ペア:

[(1, 72802906), (2, 36401453), (11, 6618446), (22, 3309223), (47, 1548998), (94, 774499), (181, 402226), (362, 201113), (389, 187154), (517, 140818), (778, 93577), (1034, 70409), (1991, 36566), (3982, 18283), (4279, 17014), (8507, 8558)]