289656484

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{24979}}^1$

素因数の和:25219

約数の個数: 24

約数和(自身を含む): 548360960

約数和(自身を除く): 258704476

約数列:

[1, 2, 4, 13, 26, 52, 223, 446, 892, 2899, 5798, 11596, 24979, 49958, 99916, 324727, 649454, 1298908, 5570317, 11140634, 22281268, 72414121, 144828242, 289656484]

約数ペア:

[(1, 289656484), (2, 144828242), (4, 72414121), (13, 22281268), (26, 11140634), (52, 5570317), (223, 1298908), (446, 649454), (892, 324727), (2899, 99916), (5798, 49958), (11596, 24979)]