257665644

素因数分解:

$2^2\times 3^3\times {\mathrm{1303}}^1\times {\mathrm{1831}}^1$

素因数の和:3147

約数の個数: 48

約数和(自身を含む): 668899840

約数和(自身を除く): 411234196

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 1303, 1831, 2606, 3662, 3909, 5212, 5493, 7324, 7818, 10986, 11727, 15636, 16479, 21972, 23454, 32958, 35181, 46908, 49437, 65916, 70362, 98874, 140724, 197748, 2385793, 4771586, 7157379, 9543172, 14314758, 21472137, 28629516, 42944274, 64416411, 85888548, 128832822, 257665644]

約数ペア:

[(1, 257665644), (2, 128832822), (3, 85888548), (4, 64416411), (6, 42944274), (9, 28629516), (12, 21472137), (18, 14314758), (27, 9543172), (36, 7157379), (54, 4771586), (108, 2385793), (1303, 197748), (1831, 140724), (2606, 98874), (3662, 70362), (3909, 65916), (5212, 49437), (5493, 46908), (7324, 35181), (7818, 32958), (10986, 23454), (11727, 21972), (15636, 16479)]