201781778

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{13669}}^1$

素因数の和:13754

約数の個数: 24

約数和(自身を含む): 338168460

約数和(自身を除く): 136386682

約数列:

[1, 2, 11, 22, 61, 121, 122, 242, 671, 1342, 7381, 13669, 14762, 27338, 150359, 300718, 833809, 1653949, 1667618, 3307898, 9171899, 18343798, 100890889, 201781778]

約数ペア:

[(1, 201781778), (2, 100890889), (11, 18343798), (22, 9171899), (61, 3307898), (121, 1667618), (122, 1653949), (242, 833809), (671, 300718), (1342, 150359), (7381, 27338), (13669, 14762)]