28670974

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{151}}^1\times {\mathrm{683}}^1$

素因数の和:975

約数の個数: 16

約数和(自身を含む): 43666560

約数和(自身を除く): 14995586

約数列:

[1, 2, 139, 151, 278, 302, 683, 1366, 20989, 41978, 94937, 103133, 189874, 206266, 14335487, 28670974]

約数ペア:

[(1, 28670974), (2, 14335487), (139, 206266), (151, 189874), (278, 103133), (302, 94937), (683, 41978), (1366, 20989)]