25450005

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{1487}}^1$

素因数の和:1665

約数の個数: 32

約数和(自身を含む): 46854144

約数和(自身を除く): 21404139

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 163, 489, 815, 1141, 1487, 2445, 3423, 4461, 5705, 7435, 10409, 17115, 22305, 31227, 52045, 156135, 242381, 727143, 1211905, 1696667, 3635715, 5090001, 8483335, 25450005]

約数ペア:

[(1, 25450005), (3, 8483335), (5, 5090001), (7, 3635715), (15, 1696667), (21, 1211905), (35, 727143), (105, 242381), (163, 156135), (489, 52045), (815, 31227), (1141, 22305), (1487, 17115), (2445, 10409), (3423, 7435), (4461, 5705)]