2918625

素因数分解:

$3^1\times 5^3\times {\mathrm{43}}^1\times {\mathrm{181}}^1$

素因数の和:242

約数の個数: 32

約数和(自身を含む): 4996992

約数和(自身を除く): 2078367

約数列:

[1, 3, 5, 15, 25, 43, 75, 125, 129, 181, 215, 375, 543, 645, 905, 1075, 2715, 3225, 4525, 5375, 7783, 13575, 16125, 22625, 23349, 38915, 67875, 116745, 194575, 583725, 972875, 2918625]

約数ペア:

[(1, 2918625), (3, 972875), (5, 583725), (15, 194575), (25, 116745), (43, 67875), (75, 38915), (125, 23349), (129, 22625), (181, 16125), (215, 13575), (375, 7783), (543, 5375), (645, 4525), (905, 3225), (1075, 2715)]