426981105

素因数分解:

$3^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{21227}}^1$

素因数の和:21390

約数の個数: 32

約数和(自身を含む): 764208000

約数和(自身を除く): 337226895

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 149, 447, 745, 1341, 2235, 4023, 6705, 20115, 21227, 63681, 106135, 191043, 318405, 573129, 955215, 2865645, 3162823, 9488469, 15814115, 28465407, 47442345, 85396221, 142327035, 426981105]

約数ペア:

[(1, 426981105), (3, 142327035), (5, 85396221), (9, 47442345), (15, 28465407), (27, 15814115), (45, 9488469), (135, 3162823), (149, 2865645), (447, 955215), (745, 573129), (1341, 318405), (2235, 191043), (4023, 106135), (6705, 63681), (20115, 21227)]