81291678

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{3557}}^1$

素因数の和:3868

約数の個数: 32

約数和(自身を含む): 175736736

約数和(自身を除く): 94445058

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 293, 586, 879, 1758, 3557, 3809, 7114, 7618, 10671, 11427, 21342, 22854, 46241, 92482, 138723, 277446, 1042201, 2084402, 3126603, 6253206, 13548613, 27097226, 40645839, 81291678]

約数ペア:

[(1, 81291678), (2, 40645839), (3, 27097226), (6, 13548613), (13, 6253206), (26, 3126603), (39, 2084402), (78, 1042201), (293, 277446), (586, 138723), (879, 92482), (1758, 46241), (3557, 22854), (3809, 21342), (7114, 11427), (7618, 10671)]