222799725

素因数分解:

$3^2\times 5^2\times {\mathrm{257}}^1\times {\mathrm{3853}}^1$

素因数の和:4126

約数の個数: 36

約数和(自身を含む): 400715796

約数和(自身を除く): 177916071

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 257, 771, 1285, 2313, 3853, 3855, 6425, 11559, 11565, 19265, 19275, 34677, 57795, 57825, 96325, 173385, 288975, 866925, 990221, 2970663, 4951105, 8911989, 14853315, 24755525, 44559945, 74266575, 222799725]

約数ペア:

[(1, 222799725), (3, 74266575), (5, 44559945), (9, 24755525), (15, 14853315), (25, 8911989), (45, 4951105), (75, 2970663), (225, 990221), (257, 866925), (771, 288975), (1285, 173385), (2313, 96325), (3853, 57825), (3855, 57795), (6425, 34677), (11559, 19275), (11565, 19265)]