30782205

素因数分解:

$3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{4357}}^1$

素因数の和:4525

約数の個数: 24

約数和(自身を含む): 53707992

約数和(自身を除く): 22925787

約数列:

[1, 3, 5, 9, 15, 45, 157, 471, 785, 1413, 2355, 4357, 7065, 13071, 21785, 39213, 65355, 196065, 684049, 2052147, 3420245, 6156441, 10260735, 30782205]

約数ペア:

[(1, 30782205), (3, 10260735), (5, 6156441), (9, 3420245), (15, 2052147), (45, 684049), (157, 196065), (471, 65355), (785, 39213), (1413, 21785), (2355, 13071), (4357, 7065)]