397138612

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{206413}}^1$

素因数の和:206467

約数の個数: 24

約数和(自身を含む): 768685736

約数和(自身を除く): 371547124

約数列:

[1, 2, 4, 13, 26, 37, 52, 74, 148, 481, 962, 1924, 206413, 412826, 825652, 2683369, 5366738, 7637281, 10733476, 15274562, 30549124, 99284653, 198569306, 397138612]

約数ペア:

[(1, 397138612), (2, 198569306), (4, 99284653), (13, 30549124), (26, 15274562), (37, 10733476), (52, 7637281), (74, 5366738), (148, 2683369), (481, 825652), (962, 412826), (1924, 206413)]