81589269

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1\times {\mathrm{2113}}^1$

素因数の和:2388

約数の個数: 16

約数和(自身を含む): 111145664

約数和(自身を除く): 29556395

約数列:

[1, 3, 61, 183, 211, 633, 2113, 6339, 12871, 38613, 128893, 386679, 445843, 1337529, 27196423, 81589269]

約数ペア:

[(1, 81589269), (3, 27196423), (61, 1337529), (183, 445843), (211, 386679), (633, 128893), (2113, 38613), (6339, 12871)]