287899166

素因数分解:

$2^1\times {\mathrm{331}}^1\times {\mathrm{421}}^1\times {\mathrm{1033}}^1$

素因数の和:1787

約数の個数: 16

約数和(自身を含む): 434602608

約数和(自身を除く): 146703442

約数列:

[1, 2, 331, 421, 662, 842, 1033, 2066, 139351, 278702, 341923, 434893, 683846, 869786, 143949583, 287899166]

約数ペア:

[(1, 287899166), (2, 143949583), (331, 869786), (421, 683846), (662, 434893), (842, 341923), (1033, 278702), (2066, 139351)]