12561945

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{4007}}^1$

素因数の和:4045

約数の個数: 32

約数和(自身を含む): 23086080

約数和(自身を除く): 10524135

約数列:

[1, 3, 5, 11, 15, 19, 33, 55, 57, 95, 165, 209, 285, 627, 1045, 3135, 4007, 12021, 20035, 44077, 60105, 76133, 132231, 220385, 228399, 380665, 661155, 837463, 1141995, 2512389, 4187315, 12561945]

約数ペア:

[(1, 12561945), (3, 4187315), (5, 2512389), (11, 1141995), (15, 837463), (19, 661155), (33, 380665), (55, 228399), (57, 220385), (95, 132231), (165, 76133), (209, 60105), (285, 44077), (627, 20035), (1045, 12021), (3135, 4007)]