1011375

素因数分解:

$3^2\times 5^3\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:81

約数の個数: 48

約数和(自身を含む): 1946880

約数和(自身を除く): 935505

約数列:

[1, 3, 5, 9, 15, 25, 29, 31, 45, 75, 87, 93, 125, 145, 155, 225, 261, 279, 375, 435, 465, 725, 775, 899, 1125, 1305, 1395, 2175, 2325, 2697, 3625, 3875, 4495, 6525, 6975, 8091, 10875, 11625, 13485, 22475, 32625, 34875, 40455, 67425, 112375, 202275, 337125, 1011375]

約数ペア:

[(1, 1011375), (3, 337125), (5, 202275), (9, 112375), (15, 67425), (25, 40455), (29, 34875), (31, 32625), (45, 22475), (75, 13485), (87, 11625), (93, 10875), (125, 8091), (145, 6975), (155, 6525), (225, 4495), (261, 3875), (279, 3625), (375, 2697), (435, 2325), (465, 2175), (725, 1395), (775, 1305), (899, 1125)]