181222769

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{1597}}^1$

素因数の和:1689

約数の個数: 32

約数和(自身を含む): 236248320

約数和(自身を除く): 55025551

約数列:

[1, 7, 13, 29, 43, 91, 203, 301, 377, 559, 1247, 1597, 2639, 3913, 8729, 11179, 16211, 20761, 46313, 68671, 113477, 145327, 324191, 480697, 602069, 892723, 1991459, 4214483, 6249061, 13940213, 25888967, 181222769]

約数ペア:

[(1, 181222769), (7, 25888967), (13, 13940213), (29, 6249061), (43, 4214483), (91, 1991459), (203, 892723), (301, 602069), (377, 480697), (559, 324191), (1247, 145327), (1597, 113477), (2639, 68671), (3913, 46313), (8729, 20761), (11179, 16211)]