31998447

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{1511}}^1$

素因数の和:1711

約数の個数: 24

約数和(自身を含む): 50083488

約数和(自身を除く): 18085041

約数列:

[1, 3, 9, 13, 39, 117, 181, 543, 1511, 1629, 2353, 4533, 7059, 13599, 19643, 21177, 58929, 176787, 273491, 820473, 2461419, 3555383, 10666149, 31998447]

約数ペア:

[(1, 31998447), (3, 10666149), (9, 3555383), (13, 2461419), (39, 820473), (117, 273491), (181, 176787), (543, 58929), (1511, 21177), (1629, 19643), (2353, 13599), (4533, 7059)]