921375

素因数分解:

$3^4\times 5^3\times 7^1\times {\mathrm{13}}^1$

素因数の和:47

約数の個数: 80

約数和(自身を含む): 2114112

約数和(自身を除く): 1192737

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 25, 27, 35, 39, 45, 63, 65, 75, 81, 91, 105, 117, 125, 135, 175, 189, 195, 225, 273, 315, 325, 351, 375, 405, 455, 525, 567, 585, 675, 819, 875, 945, 975, 1053, 1125, 1365, 1575, 1625, 1755, 2025, 2275, 2457, 2625, 2835, 2925, 3375, 4095, 4725, 4875, 5265, 6825, 7371, 7875, 8775, 10125, 11375, 12285, 14175, 14625, 20475, 23625, 26325, 34125, 36855, 43875, 61425, 70875, 102375, 131625, 184275, 307125, 921375]

約数ペア:

[(1, 921375), (3, 307125), (5, 184275), (7, 131625), (9, 102375), (13, 70875), (15, 61425), (21, 43875), (25, 36855), (27, 34125), (35, 26325), (39, 23625), (45, 20475), (63, 14625), (65, 14175), (75, 12285), (81, 11375), (91, 10125), (105, 8775), (117, 7875), (125, 7371), (135, 6825), (175, 5265), (189, 4875), (195, 4725), (225, 4095), (273, 3375), (315, 2925), (325, 2835), (351, 2625), (375, 2457), (405, 2275), (455, 2025), (525, 1755), (567, 1625), (585, 1575), (675, 1365), (819, 1125), (875, 1053), (945, 975)]