81331922

素因数分解:

$2^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1\times {\mathrm{487}}^1$

素因数の和:726

約数の個数: 32

約数和(自身を含む): 142417920

約数和(自身を除く): 61085998

約数列:

[1, 2, 7, 14, 79, 151, 158, 302, 487, 553, 974, 1057, 1106, 2114, 3409, 6818, 11929, 23858, 38473, 73537, 76946, 83503, 147074, 167006, 269311, 514759, 538622, 1029518, 5809423, 11618846, 40665961, 81331922]

約数ペア:

[(1, 81331922), (2, 40665961), (7, 11618846), (14, 5809423), (79, 1029518), (151, 538622), (158, 514759), (302, 269311), (487, 167006), (553, 147074), (974, 83503), (1057, 76946), (1106, 73537), (2114, 38473), (3409, 23858), (6818, 11929)]