13666875

素因数分解:

$3^1\times 5^4\times {\mathrm{37}}^1\times {\mathrm{197}}^1$

素因数の和:257

約数の個数: 40

約数和(自身を含む): 23504976

約数和(自身を除く): 9838101

約数列:

[1, 3, 5, 15, 25, 37, 75, 111, 125, 185, 197, 375, 555, 591, 625, 925, 985, 1875, 2775, 2955, 4625, 4925, 7289, 13875, 14775, 21867, 23125, 24625, 36445, 69375, 73875, 109335, 123125, 182225, 369375, 546675, 911125, 2733375, 4555625, 13666875]

約数ペア:

[(1, 13666875), (3, 4555625), (5, 2733375), (15, 911125), (25, 546675), (37, 369375), (75, 182225), (111, 123125), (125, 109335), (185, 73875), (197, 69375), (375, 36445), (555, 24625), (591, 23125), (625, 21867), (925, 14775), (985, 13875), (1875, 7289), (2775, 4925), (2955, 4625)]