128447137

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1\times {\mathrm{199}}^1$

素因数の和:433

約数の個数: 32

約数和(自身を含む): 163699200

約数和(自身を除く): 35252063

約数列:

[1, 7, 13, 41, 91, 173, 199, 287, 533, 1211, 1393, 2249, 2587, 3731, 7093, 8159, 15743, 18109, 34427, 49651, 57113, 92209, 106067, 240989, 447551, 645463, 742469, 1411507, 3132857, 9880549, 18349591, 128447137]

約数ペア:

[(1, 128447137), (7, 18349591), (13, 9880549), (41, 3132857), (91, 1411507), (173, 742469), (199, 645463), (287, 447551), (533, 240989), (1211, 106067), (1393, 92209), (2249, 57113), (2587, 49651), (3731, 34427), (7093, 18109), (8159, 15743)]