3180375

素因数分解:

$3^2\times 5^3\times {\mathrm{11}}^1\times {\mathrm{257}}^1$

素因数の和:289

約数の個数: 48

約数和(自身を含む): 6278688

約数和(自身を除く): 3098313

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 75, 99, 125, 165, 225, 257, 275, 375, 495, 771, 825, 1125, 1285, 1375, 2313, 2475, 2827, 3855, 4125, 6425, 8481, 11565, 12375, 14135, 19275, 25443, 32125, 42405, 57825, 70675, 96375, 127215, 212025, 289125, 353375, 636075, 1060125, 3180375]

約数ペア:

[(1, 3180375), (3, 1060125), (5, 636075), (9, 353375), (11, 289125), (15, 212025), (25, 127215), (33, 96375), (45, 70675), (55, 57825), (75, 42405), (99, 32125), (125, 25443), (165, 19275), (225, 14135), (257, 12375), (275, 11565), (375, 8481), (495, 6425), (771, 4125), (825, 3855), (1125, 2827), (1285, 2475), (1375, 2313)]