2013144445

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{181}}^1\times {\mathrm{1249}}^1$

素因数の和:1585

約数の個数: 32

約数和(自身を含む): 2637180000

約数和(自身を除く): 624035555

約数列:

[1, 5, 13, 65, 137, 181, 685, 905, 1249, 1781, 2353, 6245, 8905, 11765, 16237, 24797, 81185, 123985, 171113, 226069, 322361, 855565, 1130345, 1611805, 2224469, 2938897, 11122345, 14694485, 30971453, 154857265, 402628889, 2013144445]

約数ペア:

[(1, 2013144445), (5, 402628889), (13, 154857265), (65, 30971453), (137, 14694485), (181, 11122345), (685, 2938897), (905, 2224469), (1249, 1611805), (1781, 1130345), (2353, 855565), (6245, 322361), (8905, 226069), (11765, 171113), (16237, 123985), (24797, 81185)]