217422910

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{15497}}^1$

素因数の和:15588

約数の個数: 32

約数和(自身を含む): 415098432

約数和(自身を除く): 197675522

約数列:

[1, 2, 5, 10, 23, 46, 61, 115, 122, 230, 305, 610, 1403, 2806, 7015, 14030, 15497, 30994, 77485, 154970, 356431, 712862, 945317, 1782155, 1890634, 3564310, 4726585, 9453170, 21742291, 43484582, 108711455, 217422910]

約数ペア:

[(1, 217422910), (2, 108711455), (5, 43484582), (10, 21742291), (23, 9453170), (46, 4726585), (61, 3564310), (115, 1890634), (122, 1782155), (230, 945317), (305, 712862), (610, 356431), (1403, 154970), (2806, 77485), (7015, 30994), (14030, 15497)]