20131781247

素因数分解:

$3^2\times {\mathrm{227}}^1\times {\mathrm{463}}^1\times {\mathrm{21283}}^1$

素因数の和:21979

約数の個数: 24

約数和(自身を含む): 29271800064

約数和(自身を除く): 9140018817

約数列:

[1, 3, 9, 227, 463, 681, 1389, 2043, 4167, 21283, 63849, 105101, 191547, 315303, 945909, 4831241, 9854029, 14493723, 29562087, 43481169, 88686261, 2236864583, 6710593749, 20131781247]

約数ペア:

[(1, 20131781247), (3, 6710593749), (9, 2236864583), (227, 88686261), (463, 43481169), (681, 29562087), (1389, 14493723), (2043, 9854029), (4167, 4831241), (21283, 945909), (63849, 315303), (105101, 191547)]