671775

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{53}}^1$

素因数の和:92

約数の個数: 36

約数和(自身を含む): 1225368

約数和(自身を除く): 553593

約数列:

[1, 3, 5, 13, 15, 25, 39, 53, 65, 75, 159, 169, 195, 265, 325, 507, 689, 795, 845, 975, 1325, 2067, 2535, 3445, 3975, 4225, 8957, 10335, 12675, 17225, 26871, 44785, 51675, 134355, 223925, 671775]

約数ペア:

[(1, 671775), (3, 223925), (5, 134355), (13, 51675), (15, 44785), (25, 26871), (39, 17225), (53, 12675), (65, 10335), (75, 8957), (159, 4225), (169, 3975), (195, 3445), (265, 2535), (325, 2067), (507, 1325), (689, 975), (795, 845)]