247395252

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{51157}}^1$

素因数の和:51208

約数の個数: 48

約数和(自身を含む): 641725952

約数和(自身を除く): 394330700

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 31, 39, 52, 62, 78, 93, 124, 156, 186, 372, 403, 806, 1209, 1612, 2418, 4836, 51157, 102314, 153471, 204628, 306942, 613884, 665041, 1330082, 1585867, 1995123, 2660164, 3171734, 3990246, 4757601, 6343468, 7980492, 9515202, 19030404, 20616271, 41232542, 61848813, 82465084, 123697626, 247395252]

約数ペア:

[(1, 247395252), (2, 123697626), (3, 82465084), (4, 61848813), (6, 41232542), (12, 20616271), (13, 19030404), (26, 9515202), (31, 7980492), (39, 6343468), (52, 4757601), (62, 3990246), (78, 3171734), (93, 2660164), (124, 1995123), (156, 1585867), (186, 1330082), (372, 665041), (403, 613884), (806, 306942), (1209, 204628), (1612, 153471), (2418, 102314), (4836, 51157)]