4920993831

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{21419}}^1$

素因数の和:21615

約数の個数: 32

約数和(自身を含む): 7283485440

約数和(自身を除く): 2362491609

約数列:

[1, 3, 13, 39, 43, 129, 137, 411, 559, 1677, 1781, 5343, 5891, 17673, 21419, 64257, 76583, 229749, 278447, 835341, 921017, 2763051, 2934403, 8803209, 11973221, 35919663, 38147239, 114441717, 126179329, 378537987, 1640331277, 4920993831]

約数ペア:

[(1, 4920993831), (3, 1640331277), (13, 378537987), (39, 126179329), (43, 114441717), (129, 38147239), (137, 35919663), (411, 11973221), (559, 8803209), (1677, 2934403), (1781, 2763051), (5343, 921017), (5891, 835341), (17673, 278447), (21419, 229749), (64257, 76583)]