51713340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{123127}}^1$

素因数の和:123146

約数の個数: 48

約数和(自身を含む): 165484032

約数和(自身を除く): 113770692

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 123127, 246254, 369381, 492508, 615635, 738762, 861889, 1231270, 1477524, 1723778, 1846905, 2462540, 2585667, 3447556, 3693810, 4309445, 5171334, 7387620, 8618890, 10342668, 12928335, 17237780, 25856670, 51713340]

約数ペア:

[(1, 51713340), (2, 25856670), (3, 17237780), (4, 12928335), (5, 10342668), (6, 8618890), (7, 7387620), (10, 5171334), (12, 4309445), (14, 3693810), (15, 3447556), (20, 2585667), (21, 2462540), (28, 1846905), (30, 1723778), (35, 1477524), (42, 1231270), (60, 861889), (70, 738762), (84, 615635), (105, 492508), (140, 369381), (210, 246254), (420, 123127)]