405048904

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{1229}}^1\times {\mathrm{3169}}^1$

素因数の和:4417

約数の個数: 32

約数和(自身を含む): 818811000

約数和(自身を除く): 413762096

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 1229, 2458, 3169, 4916, 6338, 9832, 12676, 15977, 25352, 31954, 41197, 63908, 82394, 127816, 164788, 329576, 3894701, 7789402, 15578804, 31157608, 50631113, 101262226, 202524452, 405048904]

約数ペア:

[(1, 405048904), (2, 202524452), (4, 101262226), (8, 50631113), (13, 31157608), (26, 15578804), (52, 7789402), (104, 3894701), (1229, 329576), (2458, 164788), (3169, 127816), (4916, 82394), (6338, 63908), (9832, 41197), (12676, 31954), (15977, 25352)]