208315282

素因数分解:

$2^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{317}}^1\times {\mathrm{643}}^1$

素因数の和:1042

約数の個数: 32

約数和(自身を含む): 363710592

約数和(自身を除く): 155395310

約数列:

[1, 2, 7, 14, 73, 146, 317, 511, 634, 643, 1022, 1286, 2219, 4438, 4501, 9002, 23141, 46282, 46939, 93878, 161987, 203831, 323974, 328573, 407662, 657146, 1426817, 2853634, 14879663, 29759326, 104157641, 208315282]

約数ペア:

[(1, 208315282), (2, 104157641), (7, 29759326), (14, 14879663), (73, 2853634), (146, 1426817), (317, 657146), (511, 407662), (634, 328573), (643, 323974), (1022, 203831), (1286, 161987), (2219, 93878), (4438, 46939), (4501, 46282), (9002, 23141)]