6561615

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1$

素因数の和:279

約数の個数: 32

約数和(自身を含む): 11022336

約数和(自身を除く): 4460721

約数列:

[1, 3, 5, 15, 31, 93, 103, 137, 155, 309, 411, 465, 515, 685, 1545, 2055, 3193, 4247, 9579, 12741, 14111, 15965, 21235, 42333, 47895, 63705, 70555, 211665, 437441, 1312323, 2187205, 6561615]

約数ペア:

[(1, 6561615), (3, 2187205), (5, 1312323), (15, 437441), (31, 211665), (93, 70555), (103, 63705), (137, 47895), (155, 42333), (309, 21235), (411, 15965), (465, 14111), (515, 12741), (685, 9579), (1545, 4247), (2055, 3193)]