68612739

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1\times {\mathrm{191}}^1$

素因数の和:419

約数の個数: 32

約数和(自身を含む): 101326848

約数和(自身を除く): 32714109

約数列:

[1, 3, 13, 39, 61, 151, 183, 191, 453, 573, 793, 1963, 2379, 2483, 5889, 7449, 9211, 11651, 27633, 28841, 34953, 86523, 119743, 151463, 359229, 374933, 454389, 1124799, 1759301, 5277903, 22870913, 68612739]

約数ペア:

[(1, 68612739), (3, 22870913), (13, 5277903), (39, 1759301), (61, 1124799), (151, 454389), (183, 374933), (191, 359229), (453, 151463), (573, 119743), (793, 86523), (1963, 34953), (2379, 28841), (2483, 27633), (5889, 11651), (7449, 9211)]