521092439

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{547}}^1$

素因数の和:735

約数の個数: 32

約数和(自身を含む): 639292416

約数和(自身を除く): 118199977

約数列:

[1, 7, 23, 61, 97, 161, 427, 547, 679, 1403, 2231, 3829, 5917, 9821, 12581, 15617, 33367, 41419, 53059, 88067, 136091, 233569, 371413, 767441, 952637, 1220357, 3236599, 5372087, 8542499, 22656193, 74441777, 521092439]

約数ペア:

[(1, 521092439), (7, 74441777), (23, 22656193), (61, 8542499), (97, 5372087), (161, 3236599), (427, 1220357), (547, 952637), (679, 767441), (1403, 371413), (2231, 233569), (3829, 136091), (5917, 88067), (9821, 53059), (12581, 41419), (15617, 33367)]