1965398305

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{659}}^1\times {\mathrm{2699}}^1$

素因数の和:3393

約数の個数: 32

約数和(自身を含む): 2694384000

約数和(自身を除く): 728985695

約数列:

[1, 5, 13, 17, 65, 85, 221, 659, 1105, 2699, 3295, 8567, 11203, 13495, 35087, 42835, 45883, 56015, 145639, 175435, 229415, 596479, 728195, 1778641, 2982395, 8893205, 23122333, 30236897, 115611665, 151184485, 393079661, 1965398305]

約数ペア:

[(1, 1965398305), (5, 393079661), (13, 151184485), (17, 115611665), (65, 30236897), (85, 23122333), (221, 8893205), (659, 2982395), (1105, 1778641), (2699, 728195), (3295, 596479), (8567, 229415), (11203, 175435), (13495, 145639), (35087, 56015), (42835, 45883)]