215524942

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{239}}^1\times {\mathrm{1249}}^1$

素因数の和:1528

約数の個数: 24

約数和(自身を含む): 342900000

約数和(自身を除く): 127375058

約数列:

[1, 2, 19, 38, 239, 361, 478, 722, 1249, 2498, 4541, 9082, 23731, 47462, 86279, 172558, 298511, 450889, 597022, 901778, 5671709, 11343418, 107762471, 215524942]

約数ペア:

[(1, 215524942), (2, 107762471), (19, 11343418), (38, 5671709), (239, 901778), (361, 597022), (478, 450889), (722, 298511), (1249, 172558), (2498, 86279), (4541, 47462), (9082, 23731)]