15017375

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{191}}^1$

素因数の和:260

約数の個数: 32

約数和(自身を含む): 20487168

約数和(自身を除く): 5469793

約数列:

[1, 5, 17, 25, 37, 85, 125, 185, 191, 425, 629, 925, 955, 2125, 3145, 3247, 4625, 4775, 7067, 15725, 16235, 23875, 35335, 78625, 81175, 120139, 176675, 405875, 600695, 883375, 3003475, 15017375]

約数ペア:

[(1, 15017375), (5, 3003475), (17, 883375), (25, 600695), (37, 405875), (85, 176675), (125, 120139), (185, 81175), (191, 78625), (425, 35335), (629, 23875), (925, 16235), (955, 15725), (2125, 7067), (3145, 4775), (3247, 4625)]