2981492787

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{574801}}^1$

素因数の和:574843

約数の個数: 32

約数和(自身を含む): 5150225920

約数和(自身を除く): 2168733133

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 91, 133, 247, 273, 399, 741, 1729, 5187, 574801, 1724403, 4023607, 7472413, 10921219, 12070821, 22417239, 32763657, 52306891, 76448533, 141975847, 156920673, 229345599, 425927541, 993830929, 2981492787]

約数ペア:

[(1, 2981492787), (3, 993830929), (7, 425927541), (13, 229345599), (19, 156920673), (21, 141975847), (39, 76448533), (57, 52306891), (91, 32763657), (133, 22417239), (247, 12070821), (273, 10921219), (399, 7472413), (741, 4023607), (1729, 1724403), (5187, 574801)]