12840003

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{5639}}^1$

素因数の和:5679

約数の個数: 24

約数和(自身を含む): 21116160

約数和(自身を除く): 8276157

約数列:

[1, 3, 9, 11, 23, 33, 69, 99, 207, 253, 759, 2277, 5639, 16917, 50751, 62029, 129697, 186087, 389091, 558261, 1167273, 1426667, 4280001, 12840003]

約数ペア:

[(1, 12840003), (3, 4280001), (9, 1426667), (11, 1167273), (23, 558261), (33, 389091), (69, 186087), (99, 129697), (207, 62029), (253, 50751), (759, 16917), (2277, 5639)]