7122375

素因数分解:

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

素因数の和:521

約数の個数: 48

約数和(自身を含む): 13855296

約数和(自身を除く): 6732921

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 75, 117, 125, 195, 225, 325, 375, 487, 585, 975, 1125, 1461, 1625, 2435, 2925, 4383, 4875, 6331, 7305, 12175, 14625, 18993, 21915, 31655, 36525, 56979, 60875, 94965, 109575, 158275, 182625, 284895, 474825, 547875, 791375, 1424475, 2374125, 7122375]

約数ペア:

[(1, 7122375), (3, 2374125), (5, 1424475), (9, 791375), (13, 547875), (15, 474825), (25, 284895), (39, 182625), (45, 158275), (65, 109575), (75, 94965), (117, 60875), (125, 56979), (195, 36525), (225, 31655), (325, 21915), (375, 18993), (487, 14625), (585, 12175), (975, 7305), (1125, 6331), (1461, 4875), (1625, 4383), (2435, 2925)]