120991354

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{289453}}^1$

素因数の和:289485

約数の個数: 16

約数和(自身を含む): 208406880

約数和(自身を除く): 87415526

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 289453, 578906, 3183983, 5499607, 6367966, 10999214, 60495677, 120991354]

約数ペア:

[(1, 120991354), (2, 60495677), (11, 10999214), (19, 6367966), (22, 5499607), (38, 3183983), (209, 578906), (418, 289453)]