1557236474

素因数分解:

$2^1\times {\mathrm{163}}^1\times {\mathrm{1129}}^1\times {\mathrm{4231}}^1$

素因数の和:5525

約数の個数: 16

約数和(自身を含む): 2352822720

約数和(自身を除く): 795586246

約数列:

[1, 2, 163, 326, 1129, 2258, 4231, 8462, 184027, 368054, 689653, 1379306, 4776799, 9553598, 778618237, 1557236474]

約数ペア:

[(1, 1557236474), (2, 778618237), (163, 9553598), (326, 4776799), (1129, 1379306), (2258, 689653), (4231, 368054), (8462, 184027)]