31494843

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{233}}^1\times {\mathrm{653}}^1$

素因数の和:915

約数の個数: 24

約数和(自身を含む): 47747232

約数和(自身を除く): 16252389

約数列:

[1, 3, 9, 23, 69, 207, 233, 653, 699, 1959, 2097, 5359, 5877, 15019, 16077, 45057, 48231, 135171, 152149, 456447, 1369341, 3499427, 10498281, 31494843]

約数ペア:

[(1, 31494843), (3, 10498281), (9, 3499427), (23, 1369341), (69, 456447), (207, 152149), (233, 135171), (653, 48231), (699, 45057), (1959, 16077), (2097, 15019), (5359, 5877)]