142458305

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{191}}^2$

素因数の和:469

約数の個数: 24

約数和(自身を含む): 190112832

約数和(自身を除く): 47654527

約数列:

[1, 5, 11, 55, 71, 191, 355, 781, 955, 2101, 3905, 10505, 13561, 36481, 67805, 149171, 182405, 401291, 745855, 2006455, 2590151, 12950755, 28491661, 142458305]

約数ペア:

[(1, 142458305), (5, 28491661), (11, 12950755), (55, 2590151), (71, 2006455), (191, 745855), (355, 401291), (781, 182405), (955, 149171), (2101, 67805), (3905, 36481), (10505, 13561)]