9971325

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{487}}^1$

素因数の和:523

約数の個数: 72

約数和(自身を含む): 22026368

約数和(自身を除く): 12055043

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 25, 35, 39, 45, 63, 65, 75, 91, 105, 117, 175, 195, 225, 273, 315, 325, 455, 487, 525, 585, 819, 975, 1365, 1461, 1575, 2275, 2435, 2925, 3409, 4095, 4383, 6331, 6825, 7305, 10227, 12175, 17045, 18993, 20475, 21915, 30681, 31655, 36525, 44317, 51135, 56979, 85225, 94965, 109575, 132951, 153405, 158275, 221585, 255675, 284895, 398853, 474825, 664755, 767025, 1107925, 1424475, 1994265, 3323775, 9971325]

約数ペア:

[(1, 9971325), (3, 3323775), (5, 1994265), (7, 1424475), (9, 1107925), (13, 767025), (15, 664755), (21, 474825), (25, 398853), (35, 284895), (39, 255675), (45, 221585), (63, 158275), (65, 153405), (75, 132951), (91, 109575), (105, 94965), (117, 85225), (175, 56979), (195, 51135), (225, 44317), (273, 36525), (315, 31655), (325, 30681), (455, 21915), (487, 20475), (525, 18993), (585, 17045), (819, 12175), (975, 10227), (1365, 7305), (1461, 6825), (1575, 6331), (2275, 4383), (2435, 4095), (2925, 3409)]