158980415

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{661}}^1\times {\mathrm{4373}}^1$

素因数の和:5050

約数の個数: 16

約数和(自身を含む): 208482336

約数和(自身を除く): 49501921

約数列:

[1, 5, 11, 55, 661, 3305, 4373, 7271, 21865, 36355, 48103, 240515, 2890553, 14452765, 31796083, 158980415]

約数ペア:

[(1, 158980415), (5, 31796083), (11, 14452765), (55, 2890553), (661, 240515), (3305, 48103), (4373, 36355), (7271, 21865)]