1319175

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1$

素因数の和:81

約数の個数: 72

約数和(自身を含む): 2843568

約数和(自身を除く): 1524393

約数列:

[1, 3, 5, 9, 11, 13, 15, 25, 33, 39, 41, 45, 55, 65, 75, 99, 117, 123, 143, 165, 195, 205, 225, 275, 325, 369, 429, 451, 495, 533, 585, 615, 715, 825, 975, 1025, 1287, 1353, 1599, 1845, 2145, 2255, 2475, 2665, 2925, 3075, 3575, 4059, 4797, 5863, 6435, 6765, 7995, 9225, 10725, 11275, 13325, 17589, 20295, 23985, 29315, 32175, 33825, 39975, 52767, 87945, 101475, 119925, 146575, 263835, 439725, 1319175]

約数ペア:

[(1, 1319175), (3, 439725), (5, 263835), (9, 146575), (11, 119925), (13, 101475), (15, 87945), (25, 52767), (33, 39975), (39, 33825), (41, 32175), (45, 29315), (55, 23985), (65, 20295), (75, 17589), (99, 13325), (117, 11275), (123, 10725), (143, 9225), (165, 7995), (195, 6765), (205, 6435), (225, 5863), (275, 4797), (325, 4059), (369, 3575), (429, 3075), (451, 2925), (495, 2665), (533, 2475), (585, 2255), (615, 2145), (715, 1845), (825, 1599), (975, 1353), (1025, 1287)]