816926205

素因数分解:

$3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{331}}^1\times {\mathrm{1201}}^1$

素因数の和:1677

約数の個数: 32

約数和(自身を含む): 1321699968

約数和(自身を除く): 504773763

約数列:

[1, 3, 5, 15, 137, 331, 411, 685, 993, 1201, 1655, 2055, 3603, 4965, 6005, 18015, 45347, 136041, 164537, 226735, 397531, 493611, 680205, 822685, 1192593, 1987655, 2468055, 5962965, 54461747, 163385241, 272308735, 816926205]

約数ペア:

[(1, 816926205), (3, 272308735), (5, 163385241), (15, 54461747), (137, 5962965), (331, 2468055), (411, 1987655), (685, 1192593), (993, 822685), (1201, 680205), (1655, 493611), (2055, 397531), (3603, 226735), (4965, 164537), (6005, 136041), (18015, 45347)]