2539875

素因数分解:

$3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{521}}^1$

素因数の和:552

約数の個数: 32

約数和(自身を含む): 4560192

約数和(自身を除く): 2020317

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 125, 195, 325, 375, 521, 975, 1563, 1625, 2605, 4875, 6773, 7815, 13025, 20319, 33865, 39075, 65125, 101595, 169325, 195375, 507975, 846625, 2539875]

約数ペア:

[(1, 2539875), (3, 846625), (5, 507975), (13, 195375), (15, 169325), (25, 101595), (39, 65125), (65, 39075), (75, 33865), (125, 20319), (195, 13025), (325, 7815), (375, 6773), (521, 4875), (975, 2605), (1563, 1625)]