28918806

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{688543}}^1$

素因数の和:688555

約数の個数: 16

約数和(自身を含む): 66100224

約数和(自身を除く): 37181418

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 688543, 1377086, 2065629, 4131258, 4819801, 9639602, 14459403, 28918806]

約数ペア:

[(1, 28918806), (2, 14459403), (3, 9639602), (6, 4819801), (7, 4131258), (14, 2065629), (21, 1377086), (42, 688543)]