427141505

素因数分解:

$5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{499}}^1\times {\mathrm{661}}^1$

素因数の和:1209

約数の個数: 32

約数和(自身を含む): 603744000

約数和(自身を除く): 176602495

約数列:

[1, 5, 7, 35, 37, 185, 259, 499, 661, 1295, 2495, 3305, 3493, 4627, 17465, 18463, 23135, 24457, 92315, 122285, 129241, 171199, 329839, 646205, 855995, 1649195, 2308873, 11544365, 12204043, 61020215, 85428301, 427141505]

約数ペア:

[(1, 427141505), (5, 85428301), (7, 61020215), (35, 12204043), (37, 11544365), (185, 2308873), (259, 1649195), (499, 855995), (661, 646205), (1295, 329839), (2495, 171199), (3305, 129241), (3493, 122285), (4627, 92315), (17465, 24457), (18463, 23135)]