9909705309

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1607}}^1\times {\mathrm{6829}}^1$

素因数の和:8489

約数の個数: 32

約数和(自身を含む): 15463557120

約数和(自身を除く): 5553851811

約数列:

[1, 3, 7, 21, 43, 129, 301, 903, 1607, 4821, 6829, 11249, 20487, 33747, 47803, 69101, 143409, 207303, 293647, 483707, 880941, 1451121, 2055529, 6166587, 10974203, 32922609, 76819421, 230458263, 471890729, 1415672187, 3303235103, 9909705309]

約数ペア:

[(1, 9909705309), (3, 3303235103), (7, 1415672187), (21, 471890729), (43, 230458263), (129, 76819421), (301, 32922609), (903, 10974203), (1607, 6166587), (4821, 2055529), (6829, 1451121), (11249, 880941), (20487, 483707), (33747, 293647), (47803, 207303), (69101, 143409)]