381543038

素因数分解:

$2^1\times {\mathrm{37}}^2\times {\mathrm{331}}^1\times {\mathrm{421}}^1$

素因数の和:828

約数の個数: 24

約数和(自身を含む): 591378984

約数和(自身を除く): 209835946

約数列:

[1, 2, 37, 74, 331, 421, 662, 842, 1369, 2738, 12247, 15577, 24494, 31154, 139351, 278702, 453139, 576349, 906278, 1152698, 5155987, 10311974, 190771519, 381543038]

約数ペア:

[(1, 381543038), (2, 190771519), (37, 10311974), (74, 5155987), (331, 1152698), (421, 906278), (662, 576349), (842, 453139), (1369, 278702), (2738, 139351), (12247, 31154), (15577, 24494)]