81617354

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{10429}}^1$

素因数の和:10494

約数の個数: 32

約数和(自身を含む): 154197120

約数和(自身を除く): 72579766

約数列:

[1, 2, 7, 13, 14, 26, 43, 86, 91, 182, 301, 559, 602, 1118, 3913, 7826, 10429, 20858, 73003, 135577, 146006, 271154, 448447, 896894, 949039, 1898078, 3139129, 5829811, 6278258, 11659622, 40808677, 81617354]

約数ペア:

[(1, 81617354), (2, 40808677), (7, 11659622), (13, 6278258), (14, 5829811), (26, 3139129), (43, 1898078), (86, 949039), (91, 896894), (182, 448447), (301, 271154), (559, 146006), (602, 135577), (1118, 73003), (3913, 20858), (7826, 10429)]