211029812

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{160357}}^1$

素因数の和:160415

約数の個数: 24

約数和(自身を含む): 431042304

約数和(自身を除く): 220012492

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 658, 1316, 160357, 320714, 641428, 1122499, 2244998, 4489996, 7536779, 15073558, 30147116, 52757453, 105514906, 211029812]

約数ペア:

[(1, 211029812), (2, 105514906), (4, 52757453), (7, 30147116), (14, 15073558), (28, 7536779), (47, 4489996), (94, 2244998), (188, 1122499), (329, 641428), (658, 320714), (1316, 160357)]