2215938

素因数分解:

$2^1\times 3^1\times {\mathrm{139}}^1\times {\mathrm{2657}}^1$

素因数の和:2801

約数の個数: 16

約数和(自身を含む): 4465440

約数和(自身を除く): 2249502

約数列:

[1, 2, 3, 6, 139, 278, 417, 834, 2657, 5314, 7971, 15942, 369323, 738646, 1107969, 2215938]

約数ペア:

[(1, 2215938), (2, 1107969), (3, 738646), (6, 369323), (139, 15942), (278, 7971), (417, 5314), (834, 2657)]