131750775

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1453}}^1$

素因数の和:1513

約数の個数: 72

約数和(自身を含む): 262510976

約数和(自身を除く): 130760201

約数列:

[1, 3, 5, 9, 13, 15, 25, 31, 39, 45, 65, 75, 93, 117, 155, 195, 225, 279, 325, 403, 465, 585, 775, 975, 1209, 1395, 1453, 2015, 2325, 2925, 3627, 4359, 6045, 6975, 7265, 10075, 13077, 18135, 18889, 21795, 30225, 36325, 45043, 56667, 65385, 90675, 94445, 108975, 135129, 170001, 225215, 283335, 326925, 405387, 472225, 585559, 675645, 850005, 1126075, 1416675, 1756677, 2026935, 2927795, 3378225, 4250025, 5270031, 8783385, 10134675, 14638975, 26350155, 43916925, 131750775]

約数ペア:

[(1, 131750775), (3, 43916925), (5, 26350155), (9, 14638975), (13, 10134675), (15, 8783385), (25, 5270031), (31, 4250025), (39, 3378225), (45, 2927795), (65, 2026935), (75, 1756677), (93, 1416675), (117, 1126075), (155, 850005), (195, 675645), (225, 585559), (279, 472225), (325, 405387), (403, 326925), (465, 283335), (585, 225215), (775, 170001), (975, 135129), (1209, 108975), (1395, 94445), (1453, 90675), (2015, 65385), (2325, 56667), (2925, 45043), (3627, 36325), (4359, 30225), (6045, 21795), (6975, 18889), (7265, 18135), (10075, 13077)]