1962981

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1$

素因数の和:170

約数の個数: 32

約数和(自身を含む): 3168000

約数和(自身を除く): 1205019

約数列:

[1, 3, 9, 23, 27, 29, 69, 87, 109, 207, 261, 327, 621, 667, 783, 981, 2001, 2507, 2943, 3161, 6003, 7521, 9483, 18009, 22563, 28449, 67689, 72703, 85347, 218109, 654327, 1962981]

約数ペア:

[(1, 1962981), (3, 654327), (9, 218109), (23, 85347), (27, 72703), (29, 67689), (69, 28449), (87, 22563), (109, 18009), (207, 9483), (261, 7521), (327, 6003), (621, 3161), (667, 2943), (783, 2507), (981, 2001)]