12558375

素因数分解:

$3^3\times 5^3\times {\mathrm{61}}^2$

素因数の和:146

約数の個数: 48

約数和(自身を含む): 23605920

約数和(自身を除く): 11047545

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 61, 75, 125, 135, 183, 225, 305, 375, 549, 675, 915, 1125, 1525, 1647, 2745, 3375, 3721, 4575, 7625, 8235, 11163, 13725, 18605, 22875, 33489, 41175, 55815, 68625, 93025, 100467, 167445, 205875, 279075, 465125, 502335, 837225, 1395375, 2511675, 4186125, 12558375]

約数ペア:

[(1, 12558375), (3, 4186125), (5, 2511675), (9, 1395375), (15, 837225), (25, 502335), (27, 465125), (45, 279075), (61, 205875), (75, 167445), (125, 100467), (135, 93025), (183, 68625), (225, 55815), (305, 41175), (375, 33489), (549, 22875), (675, 18605), (915, 13725), (1125, 11163), (1525, 8235), (1647, 7625), (2745, 4575), (3375, 3721)]