5531175

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:121

約数の個数: 72

約数和(自身を含む): 11193728

約数和(自身を除く): 5662553

約数列:

[1, 3, 5, 9, 13, 15, 25, 31, 39, 45, 61, 65, 75, 93, 117, 155, 183, 195, 225, 279, 305, 325, 403, 465, 549, 585, 775, 793, 915, 975, 1209, 1395, 1525, 1891, 2015, 2325, 2379, 2745, 2925, 3627, 3965, 4575, 5673, 6045, 6975, 7137, 9455, 10075, 11895, 13725, 17019, 18135, 19825, 24583, 28365, 30225, 35685, 47275, 59475, 73749, 85095, 90675, 122915, 141825, 178425, 221247, 368745, 425475, 614575, 1106235, 1843725, 5531175]

約数ペア:

[(1, 5531175), (3, 1843725), (5, 1106235), (9, 614575), (13, 425475), (15, 368745), (25, 221247), (31, 178425), (39, 141825), (45, 122915), (61, 90675), (65, 85095), (75, 73749), (93, 59475), (117, 47275), (155, 35685), (183, 30225), (195, 28365), (225, 24583), (279, 19825), (305, 18135), (325, 17019), (403, 13725), (465, 11895), (549, 10075), (585, 9455), (775, 7137), (793, 6975), (915, 6045), (975, 5673), (1209, 4575), (1395, 3965), (1525, 3627), (1891, 2925), (2015, 2745), (2325, 2379)]