31100085

素因数分解:

$3^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{2153}}^1$

素因数の和:2274

約数の個数: 32

約数和(自身を含む): 55831680

約数和(自身を除く): 24731595

約数列:

[1, 3, 5, 9, 15, 27, 45, 107, 135, 321, 535, 963, 1605, 2153, 2889, 4815, 6459, 10765, 14445, 19377, 32295, 58131, 96885, 230371, 290655, 691113, 1151855, 2073339, 3455565, 6220017, 10366695, 31100085]

約数ペア:

[(1, 31100085), (3, 10366695), (5, 6220017), (9, 3455565), (15, 2073339), (27, 1151855), (45, 691113), (107, 290655), (135, 230371), (321, 96885), (535, 58131), (963, 32295), (1605, 19377), (2153, 14445), (2889, 10765), (4815, 6459)]