39969405

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{569}}^1$

素因数の和:810

約数の個数: 48

約数和(自身を含む): 79672320

約数和(自身を除く): 39702915

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 223, 315, 569, 669, 1115, 1561, 1707, 2007, 2845, 3345, 3983, 4683, 5121, 7805, 8535, 10035, 11949, 14049, 19915, 23415, 25605, 35847, 59745, 70245, 126887, 179235, 380661, 634435, 888209, 1141983, 1903305, 2664627, 4441045, 5709915, 7993881, 13323135, 39969405]

約数ペア:

[(1, 39969405), (3, 13323135), (5, 7993881), (7, 5709915), (9, 4441045), (15, 2664627), (21, 1903305), (35, 1141983), (45, 888209), (63, 634435), (105, 380661), (223, 179235), (315, 126887), (569, 70245), (669, 59745), (1115, 35847), (1561, 25605), (1707, 23415), (2007, 19915), (2845, 14049), (3345, 11949), (3983, 10035), (4683, 8535), (5121, 7805)]