811237196

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{37097}}^1$

素因数の和:37190

約数の個数: 48

約数和(自身を含む): 1794949632

約数和(自身を除く): 983712436

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 71, 77, 142, 154, 284, 308, 497, 781, 994, 1562, 1988, 3124, 5467, 10934, 21868, 37097, 74194, 148388, 259679, 408067, 519358, 816134, 1038716, 1632268, 2633887, 2856469, 5267774, 5712938, 10535548, 11425876, 18437209, 28972757, 36874418, 57945514, 73748836, 115891028, 202809299, 405618598, 811237196]

約数ペア:

[(1, 811237196), (2, 405618598), (4, 202809299), (7, 115891028), (11, 73748836), (14, 57945514), (22, 36874418), (28, 28972757), (44, 18437209), (71, 11425876), (77, 10535548), (142, 5712938), (154, 5267774), (284, 2856469), (308, 2633887), (497, 1632268), (781, 1038716), (994, 816134), (1562, 519358), (1988, 408067), (3124, 259679), (5467, 148388), (10934, 74194), (21868, 37097)]