3906945

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:254

約数の個数: 48

約数和(自身を含む): 7887360

約数和(自身を除く): 3980415

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 79, 105, 157, 237, 315, 395, 471, 553, 711, 785, 1099, 1185, 1413, 1659, 2355, 2765, 3297, 3555, 4977, 5495, 7065, 8295, 9891, 12403, 16485, 24885, 37209, 49455, 62015, 86821, 111627, 186045, 260463, 434105, 558135, 781389, 1302315, 3906945]

約数ペア:

[(1, 3906945), (3, 1302315), (5, 781389), (7, 558135), (9, 434105), (15, 260463), (21, 186045), (35, 111627), (45, 86821), (63, 62015), (79, 49455), (105, 37209), (157, 24885), (237, 16485), (315, 12403), (395, 9891), (471, 8295), (553, 7065), (711, 5495), (785, 4977), (1099, 3555), (1185, 3297), (1413, 2765), (1659, 2355)]