217431056

素因数分解:

$2^4\times {\mathrm{137}}^1\times {\mathrm{281}}^1\times {\mathrm{353}}^1$

素因数の和:779

約数の個数: 40

約数和(自身を含む): 427064184

約数和(自身を除く): 209633128

約数列:

[1, 2, 4, 8, 16, 137, 274, 281, 353, 548, 562, 706, 1096, 1124, 1412, 2192, 2248, 2824, 4496, 5648, 38497, 48361, 76994, 96722, 99193, 153988, 193444, 198386, 307976, 386888, 396772, 615952, 773776, 793544, 1587088, 13589441, 27178882, 54357764, 108715528, 217431056]

約数ペア:

[(1, 217431056), (2, 108715528), (4, 54357764), (8, 27178882), (16, 13589441), (137, 1587088), (274, 793544), (281, 773776), (353, 615952), (548, 396772), (562, 386888), (706, 307976), (1096, 198386), (1124, 193444), (1412, 153988), (2192, 99193), (2248, 96722), (2824, 76994), (4496, 48361), (5648, 38497)]