31771623

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{277}}^1$

素因数の和:483

約数の個数: 32

約数和(自身を含む): 48758976

約数和(自身を除く): 16987353

約数列:

[1, 3, 13, 17, 39, 51, 173, 221, 277, 519, 663, 831, 2249, 2941, 3601, 4709, 6747, 8823, 10803, 14127, 38233, 47921, 61217, 114699, 143763, 183651, 622973, 814657, 1868919, 2443971, 10590541, 31771623]

約数ペア:

[(1, 31771623), (3, 10590541), (13, 2443971), (17, 1868919), (39, 814657), (51, 622973), (173, 183651), (221, 143763), (277, 114699), (519, 61217), (663, 47921), (831, 38233), (2249, 14127), (2941, 10803), (3601, 8823), (4709, 6747)]