997702947

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{15907}}^1$

素因数の和:16040

約数の個数: 32

約数和(自身を含む): 1557711360

約数和(自身を除く): 560008413

約数列:

[1, 3, 9, 23, 27, 69, 101, 207, 303, 621, 909, 2323, 2727, 6969, 15907, 20907, 47721, 62721, 143163, 365861, 429489, 1097583, 1606607, 3292749, 4819821, 9878247, 14459463, 36951961, 43378389, 110855883, 332567649, 997702947]

約数ペア:

[(1, 997702947), (3, 332567649), (9, 110855883), (23, 43378389), (27, 36951961), (69, 14459463), (101, 9878247), (207, 4819821), (303, 3292749), (621, 1606607), (909, 1097583), (2323, 429489), (2727, 365861), (6969, 143163), (15907, 62721), (20907, 47721)]