220131835

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{13297}}^1$

素因数の和:13363

約数の個数: 32

約数和(自身を含む): 337024512

約数和(自身を除く): 116892677

約数列:

[1, 5, 7, 11, 35, 43, 55, 77, 215, 301, 385, 473, 1505, 2365, 3311, 13297, 16555, 66485, 93079, 146267, 465395, 571771, 731335, 1023869, 2858855, 4002397, 5119345, 6289481, 20011985, 31447405, 44026367, 220131835]

約数ペア:

[(1, 220131835), (5, 44026367), (7, 31447405), (11, 20011985), (35, 6289481), (43, 5119345), (55, 4002397), (77, 2858855), (215, 1023869), (301, 731335), (385, 571771), (473, 465395), (1505, 146267), (2365, 93079), (3311, 66485), (13297, 16555)]