5279985

素因数分解:

$3^4\times 5^1\times {\mathrm{13037}}^1$

素因数の和:13054

約数の個数: 20

約数和(自身を含む): 9465588

約数和(自身を除く): 4185603

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 13037, 39111, 65185, 117333, 195555, 351999, 586665, 1055997, 1759995, 5279985]

約数ペア:

[(1, 5279985), (3, 1759995), (5, 1055997), (9, 586665), (15, 351999), (27, 195555), (45, 117333), (81, 65185), (135, 39111), (405, 13037)]