3899025

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:103

約数の個数: 72

約数和(自身を含む): 7943936

約数和(自身を除く): 4044911

約数列:

[1, 3, 5, 9, 13, 15, 25, 31, 39, 43, 45, 65, 75, 93, 117, 129, 155, 195, 215, 225, 279, 325, 387, 403, 465, 559, 585, 645, 775, 975, 1075, 1209, 1333, 1395, 1677, 1935, 2015, 2325, 2795, 2925, 3225, 3627, 3999, 5031, 6045, 6665, 6975, 8385, 9675, 10075, 11997, 13975, 17329, 18135, 19995, 25155, 30225, 33325, 41925, 51987, 59985, 86645, 90675, 99975, 125775, 155961, 259935, 299925, 433225, 779805, 1299675, 3899025]

約数ペア:

[(1, 3899025), (3, 1299675), (5, 779805), (9, 433225), (13, 299925), (15, 259935), (25, 155961), (31, 125775), (39, 99975), (43, 90675), (45, 86645), (65, 59985), (75, 51987), (93, 41925), (117, 33325), (129, 30225), (155, 25155), (195, 19995), (215, 18135), (225, 17329), (279, 13975), (325, 11997), (387, 10075), (403, 9675), (465, 8385), (559, 6975), (585, 6665), (645, 6045), (775, 5031), (975, 3999), (1075, 3627), (1209, 3225), (1333, 2925), (1395, 2795), (1677, 2325), (1935, 2015)]