997425

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1$

素因数の和:71

約数の個数: 72

約数和(自身を含む): 2166528

約数和(自身を除く): 1169103

約数列:

[1, 3, 5, 9, 11, 13, 15, 25, 31, 33, 39, 45, 55, 65, 75, 93, 99, 117, 143, 155, 165, 195, 225, 275, 279, 325, 341, 403, 429, 465, 495, 585, 715, 775, 825, 975, 1023, 1209, 1287, 1395, 1705, 2015, 2145, 2325, 2475, 2925, 3069, 3575, 3627, 4433, 5115, 6045, 6435, 6975, 8525, 10075, 10725, 13299, 15345, 18135, 22165, 25575, 30225, 32175, 39897, 66495, 76725, 90675, 110825, 199485, 332475, 997425]

約数ペア:

[(1, 997425), (3, 332475), (5, 199485), (9, 110825), (11, 90675), (13, 76725), (15, 66495), (25, 39897), (31, 32175), (33, 30225), (39, 25575), (45, 22165), (55, 18135), (65, 15345), (75, 13299), (93, 10725), (99, 10075), (117, 8525), (143, 6975), (155, 6435), (165, 6045), (195, 5115), (225, 4433), (275, 3627), (279, 3575), (325, 3069), (341, 2925), (403, 2475), (429, 2325), (465, 2145), (495, 2015), (585, 1705), (715, 1395), (775, 1287), (825, 1209), (975, 1023)]