221314258

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{193}}^1\times {\mathrm{1109}}^1$

素因数の和:1362

約数の個数: 32

約数和(自身を含む): 372107520

約数和(自身を除く): 150793262

約数列:

[1, 2, 11, 22, 47, 94, 193, 386, 517, 1034, 1109, 2123, 2218, 4246, 9071, 12199, 18142, 24398, 52123, 99781, 104246, 199562, 214037, 428074, 573353, 1146706, 2354407, 4708814, 10059739, 20119478, 110657129, 221314258]

約数ペア:

[(1, 221314258), (2, 110657129), (11, 20119478), (22, 10059739), (47, 4708814), (94, 2354407), (193, 1146706), (386, 573353), (517, 428074), (1034, 214037), (1109, 199562), (2123, 104246), (2218, 99781), (4246, 52123), (9071, 24398), (12199, 18142)]