128215422

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{165653}}^1$

素因数の和:165704

約数の個数: 24

約数和(自身を含む): 284262264

約数和(自身を除く): 156046842

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 387, 774, 165653, 331306, 496959, 993918, 1490877, 2981754, 7123079, 14246158, 21369237, 42738474, 64107711, 128215422]

約数ペア:

[(1, 128215422), (2, 64107711), (3, 42738474), (6, 21369237), (9, 14246158), (18, 7123079), (43, 2981754), (86, 1490877), (129, 993918), (258, 496959), (387, 331306), (774, 165653)]