557641

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1$

素因数の和:144

約数の個数: 16

約数和(自身を含む): 685440

約数和(自身を除く): 127799

約数列:

[1, 7, 29, 41, 67, 203, 287, 469, 1189, 1943, 2747, 8323, 13601, 19229, 79663, 557641]

約数ペア:

[(1, 557641), (7, 79663), (29, 19229), (41, 13601), (67, 8323), (203, 2747), (287, 1943), (469, 1189)]