253997135

素因数分解:

$5^1\times 7^2\times {\mathrm{107}}^1\times {\mathrm{9689}}^1$

素因数の和:9815

約数の個数: 24

約数和(自身を含む): 357909840

約数和(自身を除く): 103912705

約数列:

[1, 5, 7, 35, 49, 107, 245, 535, 749, 3745, 5243, 9689, 26215, 48445, 67823, 339115, 474761, 1036723, 2373805, 5183615, 7257061, 36285305, 50799427, 253997135]

約数ペア:

[(1, 253997135), (5, 50799427), (7, 36285305), (35, 7257061), (49, 5183615), (107, 2373805), (245, 1036723), (535, 474761), (749, 339115), (3745, 67823), (5243, 48445), (9689, 26215)]