15440325

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1$

素因数の和:302

約数の個数: 48

約数和(自身を含む): 27379200

約数和(自身を除く): 11938875

約数列:

[1, 3, 5, 15, 25, 29, 31, 75, 87, 93, 145, 155, 229, 435, 465, 687, 725, 775, 899, 1145, 2175, 2325, 2697, 3435, 4495, 5725, 6641, 7099, 13485, 17175, 19923, 21297, 22475, 33205, 35495, 67425, 99615, 106485, 166025, 177475, 205871, 498075, 532425, 617613, 1029355, 3088065, 5146775, 15440325]

約数ペア:

[(1, 15440325), (3, 5146775), (5, 3088065), (15, 1029355), (25, 617613), (29, 532425), (31, 498075), (75, 205871), (87, 177475), (93, 166025), (145, 106485), (155, 99615), (229, 67425), (435, 35495), (465, 33205), (687, 22475), (725, 21297), (775, 19923), (899, 17175), (1145, 13485), (2175, 7099), (2325, 6641), (2697, 5725), (3435, 4495)]