31870254

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{487}}^1\times {\mathrm{839}}^1$

素因数の和:1344

約数の個数: 32

約数和(自身を含む): 68866560

約数和(自身を除く): 36996306

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 487, 839, 974, 1461, 1678, 2517, 2922, 5034, 6331, 10907, 12662, 18993, 21814, 32721, 37986, 65442, 408593, 817186, 1225779, 2451558, 5311709, 10623418, 15935127, 31870254]

約数ペア:

[(1, 31870254), (2, 15935127), (3, 10623418), (6, 5311709), (13, 2451558), (26, 1225779), (39, 817186), (78, 408593), (487, 65442), (839, 37986), (974, 32721), (1461, 21814), (1678, 18993), (2517, 12662), (2922, 10907), (5034, 6331)]