1212171618

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{281}}^1\times {\mathrm{379}}^1$

素因数の和:943

約数の個数: 64

約数和(自身を含む): 2798161920

約数和(自身を除く): 1585990302

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 271, 281, 379, 542, 562, 758, 813, 843, 1137, 1626, 1686, 1897, 1967, 2274, 2653, 3794, 3934, 5306, 5691, 5901, 7959, 11382, 11802, 15918, 76151, 102709, 106499, 152302, 205418, 212998, 228453, 308127, 319497, 456906, 533057, 616254, 638994, 718963, 745493, 1066114, 1437926, 1490986, 1599171, 2156889, 2236479, 3198342, 4313778, 4472958, 28861229, 57722458, 86583687, 173167374, 202028603, 404057206, 606085809, 1212171618]

約数ペア:

[(1, 1212171618), (2, 606085809), (3, 404057206), (6, 202028603), (7, 173167374), (14, 86583687), (21, 57722458), (42, 28861229), (271, 4472958), (281, 4313778), (379, 3198342), (542, 2236479), (562, 2156889), (758, 1599171), (813, 1490986), (843, 1437926), (1137, 1066114), (1626, 745493), (1686, 718963), (1897, 638994), (1967, 616254), (2274, 533057), (2653, 456906), (3794, 319497), (3934, 308127), (5306, 228453), (5691, 212998), (5901, 205418), (7959, 152302), (11382, 106499), (11802, 102709), (15918, 76151)]