8668725

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{523}}^1$

素因数の和:566

約数の個数: 48

約数和(自身を含む): 16373952

約数和(自身を除く): 7705227

約数列:

[1, 3, 5, 13, 15, 17, 25, 39, 51, 65, 75, 85, 195, 221, 255, 325, 425, 523, 663, 975, 1105, 1275, 1569, 2615, 3315, 5525, 6799, 7845, 8891, 13075, 16575, 20397, 26673, 33995, 39225, 44455, 101985, 115583, 133365, 169975, 222275, 346749, 509925, 577915, 666825, 1733745, 2889575, 8668725]

約数ペア:

[(1, 8668725), (3, 2889575), (5, 1733745), (13, 666825), (15, 577915), (17, 509925), (25, 346749), (39, 222275), (51, 169975), (65, 133365), (75, 115583), (85, 101985), (195, 44455), (221, 39225), (255, 33995), (325, 26673), (425, 20397), (523, 16575), (663, 13075), (975, 8891), (1105, 7845), (1275, 6799), (1569, 5525), (2615, 3315)]