29779821

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{349}}^1\times {\mathrm{499}}^1$

素因数の和:873

約数の個数: 24

約数和(自身を含む): 45500000

約数和(自身を除く): 15720179

約数列:

[1, 3, 9, 19, 57, 171, 349, 499, 1047, 1497, 3141, 4491, 6631, 9481, 19893, 28443, 59679, 85329, 174151, 522453, 1567359, 3308869, 9926607, 29779821]

約数ペア:

[(1, 29779821), (3, 9926607), (9, 3308869), (19, 1567359), (57, 522453), (171, 174151), (349, 85329), (499, 59679), (1047, 28443), (1497, 19893), (3141, 9481), (4491, 6631)]