4538720991

素因数分解:

$3^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{222127}}^1$

素因数の和:222283

約数の個数: 24

約数和(自身を含む): 7090325760

約数和(自身を除く): 2551604769

約数列:

[1, 3, 7, 21, 49, 139, 147, 417, 973, 2919, 6811, 20433, 222127, 666381, 1554889, 4664667, 10884223, 30875653, 32652669, 92626959, 216129571, 648388713, 1512906997, 4538720991]

約数ペア:

[(1, 4538720991), (3, 1512906997), (7, 648388713), (21, 216129571), (49, 92626959), (139, 32652669), (147, 30875653), (417, 10884223), (973, 4664667), (2919, 1554889), (6811, 666381), (20433, 222127)]