139297490

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{5981}}^1$

素因数の和:6142

約数の個数: 32

約数和(自身を含む): 267467184

約数和(自身を除く): 128169694

約数列:

[1, 2, 5, 10, 17, 34, 85, 137, 170, 274, 685, 1370, 2329, 4658, 5981, 11645, 11962, 23290, 29905, 59810, 101677, 203354, 508385, 819397, 1016770, 1638794, 4096985, 8193970, 13929749, 27859498, 69648745, 139297490]

約数ペア:

[(1, 139297490), (2, 69648745), (5, 27859498), (10, 13929749), (17, 8193970), (34, 4096985), (85, 1638794), (137, 1016770), (170, 819397), (274, 508385), (685, 203354), (1370, 101677), (2329, 59810), (4658, 29905), (5981, 23290), (11645, 11962)]