664694793

素因数分解:

$3^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{317}}^1\times {\mathrm{401}}^1$

素因数の和:814

約数の個数: 48

約数和(自身を含む): 1116775296

約数和(自身を除く): 452080503

約数列:

[1, 3, 7, 9, 21, 63, 83, 249, 317, 401, 581, 747, 951, 1203, 1743, 2219, 2807, 2853, 3609, 5229, 6657, 8421, 19971, 25263, 26311, 33283, 78933, 99849, 127117, 184177, 232981, 236799, 299547, 381351, 552531, 698943, 889819, 1144053, 1657593, 2096829, 2669457, 8008371, 10550711, 31652133, 73854977, 94956399, 221564931, 664694793]

約数ペア:

[(1, 664694793), (3, 221564931), (7, 94956399), (9, 73854977), (21, 31652133), (63, 10550711), (83, 8008371), (249, 2669457), (317, 2096829), (401, 1657593), (581, 1144053), (747, 889819), (951, 698943), (1203, 552531), (1743, 381351), (2219, 299547), (2807, 236799), (2853, 232981), (3609, 184177), (5229, 127117), (6657, 99849), (8421, 78933), (19971, 33283), (25263, 26311)]