217845848

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{439}}^1\times {\mathrm{5639}}^1$

素因数の和:6095

約数の個数: 32

約数和(自身を含む): 446688000

約数和(自身を除く): 228842152

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 439, 878, 1756, 3512, 4829, 5639, 9658, 11278, 19316, 22556, 38632, 45112, 62029, 124058, 248116, 496232, 2475521, 4951042, 9902084, 19804168, 27230731, 54461462, 108922924, 217845848]

約数ペア:

[(1, 217845848), (2, 108922924), (4, 54461462), (8, 27230731), (11, 19804168), (22, 9902084), (44, 4951042), (88, 2475521), (439, 496232), (878, 248116), (1756, 124058), (3512, 62029), (4829, 45112), (5639, 38632), (9658, 22556), (11278, 19316)]