28807486565

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3011}}^1\times {\mathrm{13381}}^1$

素因数の和:16421

約数の個数: 32

約数和(自身を含む): 40629036672

約数和(自身を除く): 11821550107

約数列:

[1, 5, 11, 13, 55, 65, 143, 715, 3011, 13381, 15055, 33121, 39143, 66905, 147191, 165605, 173953, 195715, 430573, 735955, 869765, 1913483, 2152865, 9567415, 40290191, 201450955, 443192101, 523772483, 2215960505, 2618862415, 5761497313, 28807486565]

約数ペア:

[(1, 28807486565), (5, 5761497313), (11, 2618862415), (13, 2215960505), (55, 523772483), (65, 443192101), (143, 201450955), (715, 40290191), (3011, 9567415), (13381, 2152865), (15055, 1913483), (33121, 869765), (39143, 735955), (66905, 430573), (147191, 195715), (165605, 173953)]