81876074

素因数分解:

$2^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{181}}^1\times {\mathrm{409}}^1$

素因数の和:678

約数の個数: 32

約数和(自身を含む): 143270400

約数和(自身を除く): 61394326

約数列:

[1, 2, 7, 14, 79, 158, 181, 362, 409, 553, 818, 1106, 1267, 2534, 2863, 5726, 14299, 28598, 32311, 64622, 74029, 100093, 148058, 200186, 226177, 452354, 518203, 1036406, 5848291, 11696582, 40938037, 81876074]

約数ペア:

[(1, 81876074), (2, 40938037), (7, 11696582), (14, 5848291), (79, 1036406), (158, 518203), (181, 452354), (362, 226177), (409, 200186), (553, 148058), (818, 100093), (1106, 74029), (1267, 64622), (2534, 32311), (2863, 28598), (5726, 14299)]