30642705

素因数分解:

$3^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2609}}^1$

素因数の和:2655

約数の個数: 40

約数和(自身を含む): 56845800

約数和(自身を除く): 26203095

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 81, 87, 135, 145, 261, 405, 435, 783, 1305, 2349, 2609, 3915, 7827, 11745, 13045, 23481, 39135, 70443, 75661, 117405, 211329, 226983, 352215, 378305, 680949, 1056645, 1134915, 2042847, 3404745, 6128541, 10214235, 30642705]

約数ペア:

[(1, 30642705), (3, 10214235), (5, 6128541), (9, 3404745), (15, 2042847), (27, 1134915), (29, 1056645), (45, 680949), (81, 378305), (87, 352215), (135, 226983), (145, 211329), (261, 117405), (405, 75661), (435, 70443), (783, 39135), (1305, 23481), (2349, 13045), (2609, 11745), (3915, 7827)]