225488895

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{157}}^1\times {\mathrm{181}}^1$

素因数の和:392

約数の個数: 48

約数和(自身を含む): 381649632

約数和(自身を除く): 156160737

約数列:

[1, 3, 5, 15, 23, 69, 115, 157, 181, 345, 471, 529, 543, 785, 905, 1587, 2355, 2645, 2715, 3611, 4163, 7935, 10833, 12489, 18055, 20815, 28417, 54165, 62445, 83053, 85251, 95749, 142085, 249159, 287247, 415265, 426255, 478745, 653591, 1245795, 1436235, 1960773, 3267955, 9803865, 15032593, 45097779, 75162965, 225488895]

約数ペア:

[(1, 225488895), (3, 75162965), (5, 45097779), (15, 15032593), (23, 9803865), (69, 3267955), (115, 1960773), (157, 1436235), (181, 1245795), (345, 653591), (471, 478745), (529, 426255), (543, 415265), (785, 287247), (905, 249159), (1587, 142085), (2355, 95749), (2645, 85251), (2715, 83053), (3611, 62445), (4163, 54165), (7935, 28417), (10833, 20815), (12489, 18055)]