491040981

素因数分解:

$3^3\times {\mathrm{653}}^1\times {\mathrm{27851}}^1$

素因数の和:28513

約数の個数: 16

約数和(自身を含む): 728608320

約数和(自身を除く): 237567339

約数列:

[1, 3, 9, 27, 653, 1959, 5877, 17631, 27851, 83553, 250659, 751977, 18186703, 54560109, 163680327, 491040981]

約数ペア:

[(1, 491040981), (3, 163680327), (9, 54560109), (27, 18186703), (653, 751977), (1959, 250659), (5877, 83553), (17631, 27851)]