2198625

素因数分解:

$3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1$

素因数の和:83

約数の個数: 64

約数和(自身を含む): 4402944

約数和(自身を除く): 2204319

約数列:

[1, 3, 5, 11, 13, 15, 25, 33, 39, 41, 55, 65, 75, 123, 125, 143, 165, 195, 205, 275, 325, 375, 429, 451, 533, 615, 715, 825, 975, 1025, 1353, 1375, 1599, 1625, 2145, 2255, 2665, 3075, 3575, 4125, 4875, 5125, 5863, 6765, 7995, 10725, 11275, 13325, 15375, 17589, 17875, 29315, 33825, 39975, 53625, 56375, 66625, 87945, 146575, 169125, 199875, 439725, 732875, 2198625]

約数ペア:

[(1, 2198625), (3, 732875), (5, 439725), (11, 199875), (13, 169125), (15, 146575), (25, 87945), (33, 66625), (39, 56375), (41, 53625), (55, 39975), (65, 33825), (75, 29315), (123, 17875), (125, 17589), (143, 15375), (165, 13325), (195, 11275), (205, 10725), (275, 7995), (325, 6765), (375, 5863), (429, 5125), (451, 4875), (533, 4125), (615, 3575), (715, 3075), (825, 2665), (975, 2255), (1025, 2145), (1353, 1625), (1375, 1599)]