18822375

素因数分解:

$3^4\times 5^3\times {\mathrm{11}}^1\times {\mathrm{13}}^2$

素因数の和:64

約数の個数: 120

約数和(自身を含む): 41451696

約数和(自身を除く): 22629321

約数列:

[1, 3, 5, 9, 11, 13, 15, 25, 27, 33, 39, 45, 55, 65, 75, 81, 99, 117, 125, 135, 143, 165, 169, 195, 225, 275, 297, 325, 351, 375, 405, 429, 495, 507, 585, 675, 715, 825, 845, 891, 975, 1053, 1125, 1287, 1375, 1485, 1521, 1625, 1755, 1859, 2025, 2145, 2475, 2535, 2925, 3375, 3575, 3861, 4125, 4225, 4455, 4563, 4875, 5265, 5577, 6435, 7425, 7605, 8775, 9295, 10125, 10725, 11583, 12375, 12675, 13689, 14625, 16731, 17875, 19305, 21125, 22275, 22815, 26325, 27885, 32175, 37125, 38025, 43875, 46475, 50193, 53625, 57915, 63375, 68445, 83655, 96525, 111375, 114075, 131625, 139425, 150579, 160875, 190125, 232375, 250965, 289575, 342225, 418275, 482625, 570375, 697125, 752895, 1254825, 1447875, 1711125, 2091375, 3764475, 6274125, 18822375]

約数ペア:

[(1, 18822375), (3, 6274125), (5, 3764475), (9, 2091375), (11, 1711125), (13, 1447875), (15, 1254825), (25, 752895), (27, 697125), (33, 570375), (39, 482625), (45, 418275), (55, 342225), (65, 289575), (75, 250965), (81, 232375), (99, 190125), (117, 160875), (125, 150579), (135, 139425), (143, 131625), (165, 114075), (169, 111375), (195, 96525), (225, 83655), (275, 68445), (297, 63375), (325, 57915), (351, 53625), (375, 50193), (405, 46475), (429, 43875), (495, 38025), (507, 37125), (585, 32175), (675, 27885), (715, 26325), (825, 22815), (845, 22275), (891, 21125), (975, 19305), (1053, 17875), (1125, 16731), (1287, 14625), (1375, 13689), (1485, 12675), (1521, 12375), (1625, 11583), (1755, 10725), (1859, 10125), (2025, 9295), (2145, 8775), (2475, 7605), (2535, 7425), (2925, 6435), (3375, 5577), (3575, 5265), (3861, 4875), (4125, 4563), (4225, 4455)]