2672220615

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{249857}}^1$

素因数の和:249919

約数の個数: 32

約数和(自身を含む): 4605382656

約数和(自身を除く): 1933162041

約数列:

[1, 3, 5, 15, 23, 31, 69, 93, 115, 155, 345, 465, 713, 2139, 3565, 10695, 249857, 749571, 1249285, 3747855, 5746711, 7745567, 17240133, 23236701, 28733555, 38727835, 86200665, 116183505, 178148041, 534444123, 890740205, 2672220615]

約数ペア:

[(1, 2672220615), (3, 890740205), (5, 534444123), (15, 178148041), (23, 116183505), (31, 86200665), (69, 38727835), (93, 28733555), (115, 23236701), (155, 17240133), (345, 7745567), (465, 5746711), (713, 3747855), (2139, 1249285), (3565, 749571), (10695, 249857)]