81508748

素因数分解:

$2^2\times {\mathrm{107}}^1\times {\mathrm{157}}^1\times {\mathrm{1213}}^1$

素因数の和:1481

約数の個数: 24

約数和(自身を含む): 145009872

約数和(自身を除く): 63501124

約数列:

[1, 2, 4, 107, 157, 214, 314, 428, 628, 1213, 2426, 4852, 16799, 33598, 67196, 129791, 190441, 259582, 380882, 519164, 761764, 20377187, 40754374, 81508748]

約数ペア:

[(1, 81508748), (2, 40754374), (4, 20377187), (107, 761764), (157, 519164), (214, 380882), (314, 259582), (428, 190441), (628, 129791), (1213, 67196), (2426, 33598), (4852, 16799)]