86864427

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{4057}}^1$

素因数の和:4140

約数の個数: 32

約数和(自身を含む): 140893760

約数和(自身を除く): 54029333

約数列:

[1, 3, 9, 13, 27, 39, 61, 117, 183, 351, 549, 793, 1647, 2379, 4057, 7137, 12171, 21411, 36513, 52741, 109539, 158223, 247477, 474669, 742431, 1424007, 2227293, 3217201, 6681879, 9651603, 28954809, 86864427]

約数ペア:

[(1, 86864427), (3, 28954809), (9, 9651603), (13, 6681879), (27, 3217201), (39, 2227293), (61, 1424007), (117, 742431), (183, 474669), (351, 247477), (549, 158223), (793, 109539), (1647, 52741), (2379, 36513), (4057, 21411), (7137, 12171)]