1999098981

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{311}}^1\times {\mathrm{941}}^1$

素因数の和:1295

約数の個数: 64

約数和(自身を含む): 3385774080

約数和(自身を除く): 1386675099

約数列:

[1, 3, 9, 11, 23, 27, 33, 69, 99, 207, 253, 297, 311, 621, 759, 933, 941, 2277, 2799, 2823, 3421, 6831, 7153, 8397, 8469, 10263, 10351, 21459, 21643, 25407, 30789, 31053, 64377, 64929, 78683, 92367, 93159, 193131, 194787, 236049, 238073, 279477, 292651, 584361, 708147, 714219, 877953, 2124441, 2142657, 2633859, 3219161, 6427971, 6730973, 7901577, 9657483, 20192919, 28972449, 60578757, 74040703, 86917347, 181736271, 222122109, 666366327, 1999098981]

約数ペア:

[(1, 1999098981), (3, 666366327), (9, 222122109), (11, 181736271), (23, 86917347), (27, 74040703), (33, 60578757), (69, 28972449), (99, 20192919), (207, 9657483), (253, 7901577), (297, 6730973), (311, 6427971), (621, 3219161), (759, 2633859), (933, 2142657), (941, 2124441), (2277, 877953), (2799, 714219), (2823, 708147), (3421, 584361), (6831, 292651), (7153, 279477), (8397, 238073), (8469, 236049), (10263, 194787), (10351, 193131), (21459, 93159), (21643, 92367), (25407, 78683), (30789, 64929), (31053, 64377)]