217631724

素因数分解:

$2^2\times 3^1\times {\mathrm{443}}^1\times {\mathrm{40939}}^1$

素因数の和:41389

約数の個数: 24

約数和(自身を含む): 508966080

約数和(自身を除く): 291334356

約数列:

[1, 2, 3, 4, 6, 12, 443, 886, 1329, 1772, 2658, 5316, 40939, 81878, 122817, 163756, 245634, 491268, 18135977, 36271954, 54407931, 72543908, 108815862, 217631724]

約数ペア:

[(1, 217631724), (2, 108815862), (3, 72543908), (4, 54407931), (6, 36271954), (12, 18135977), (443, 491268), (886, 245634), (1329, 163756), (1772, 122817), (2658, 81878), (5316, 40939)]