4405185

素因数分解:

$3^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:239

約数の個数: 40

約数和(自身を含む): 8058600

約数和(自身を除く): 3653415

約数列:

[1, 3, 5, 9, 15, 27, 45, 73, 81, 135, 149, 219, 365, 405, 447, 657, 745, 1095, 1341, 1971, 2235, 3285, 4023, 5913, 6705, 9855, 10877, 12069, 20115, 29565, 32631, 54385, 60345, 97893, 163155, 293679, 489465, 881037, 1468395, 4405185]

約数ペア:

[(1, 4405185), (3, 1468395), (5, 881037), (9, 489465), (15, 293679), (27, 163155), (45, 97893), (73, 60345), (81, 54385), (135, 32631), (149, 29565), (219, 20115), (365, 12069), (405, 10877), (447, 9855), (657, 6705), (745, 5913), (1095, 4023), (1341, 3285), (1971, 2235)]