879406

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{563}}^1$

素因数の和:647

約数の個数: 16

約数和(自身を含む): 1461888

約数和(自身を除く): 582482

約数列:

[1, 2, 11, 22, 71, 142, 563, 781, 1126, 1562, 6193, 12386, 39973, 79946, 439703, 879406]

約数ペア:

[(1, 879406), (2, 439703), (11, 79946), (22, 39973), (71, 12386), (142, 6193), (563, 1562), (781, 1126)]