30209907

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{2699}}^1$

素因数の和:2763

約数の個数: 32

約数和(自身を含む): 50803200

約数和(自身を除く): 20593293

約数列:

[1, 3, 7, 13, 21, 39, 41, 91, 123, 273, 287, 533, 861, 1599, 2699, 3731, 8097, 11193, 18893, 35087, 56679, 105261, 110659, 245609, 331977, 736827, 774613, 1438567, 2323839, 4315701, 10069969, 30209907]

約数ペア:

[(1, 30209907), (3, 10069969), (7, 4315701), (13, 2323839), (21, 1438567), (39, 774613), (41, 736827), (91, 331977), (123, 245609), (273, 110659), (287, 105261), (533, 56679), (861, 35087), (1599, 18893), (2699, 11193), (3731, 8097)]