20161461579

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{387281}}^1$

素因数の和:387395

約数の個数: 32

約数和(自身を含む): 32023574016

約数和(自身を除く): 11862112437

約数列:

[1, 3, 7, 21, 37, 67, 111, 201, 259, 469, 777, 1407, 2479, 7437, 17353, 52059, 387281, 1161843, 2710967, 8132901, 14329397, 25947827, 42988191, 77843481, 100305779, 181634789, 300917337, 544904367, 960069599, 2880208797, 6720487193, 20161461579]

約数ペア:

[(1, 20161461579), (3, 6720487193), (7, 2880208797), (21, 960069599), (37, 544904367), (67, 300917337), (111, 181634789), (201, 100305779), (259, 77843481), (469, 42988191), (777, 25947827), (1407, 14329397), (2479, 8132901), (7437, 2710967), (17353, 1161843), (52059, 387281)]