8161725

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{761}}^1$

素因数の和:798

約数の個数: 48

約数和(自身を含む): 15873984

約数和(自身を除く): 7712259

約数列:

[1, 3, 5, 11, 13, 15, 25, 33, 39, 55, 65, 75, 143, 165, 195, 275, 325, 429, 715, 761, 825, 975, 2145, 2283, 3575, 3805, 8371, 9893, 10725, 11415, 19025, 25113, 29679, 41855, 49465, 57075, 108823, 125565, 148395, 209275, 247325, 326469, 544115, 627825, 741975, 1632345, 2720575, 8161725]

約数ペア:

[(1, 8161725), (3, 2720575), (5, 1632345), (11, 741975), (13, 627825), (15, 544115), (25, 326469), (33, 247325), (39, 209275), (55, 148395), (65, 125565), (75, 108823), (143, 57075), (165, 49465), (195, 41855), (275, 29679), (325, 25113), (429, 19025), (715, 11415), (761, 10725), (825, 9893), (975, 8371), (2145, 3805), (2283, 3575)]