421913835

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{1339409}}^1$

素因数の和:1339427

約数の個数: 24

約数和(自身を含む): 835791840

約数和(自身を除く): 413878005

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 1339409, 4018227, 6697045, 9375863, 12054681, 20091135, 28127589, 46879315, 60273405, 84382767, 140637945, 421913835]

約数ペア:

[(1, 421913835), (3, 140637945), (5, 84382767), (7, 60273405), (9, 46879315), (15, 28127589), (21, 20091135), (35, 12054681), (45, 9375863), (63, 6697045), (105, 4018227), (315, 1339409)]