2913236885

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{643}}^1\times {\mathrm{1621}}^1$

素因数の和:2325

約数の個数: 32

約数和(自身を含む): 3860723328

約数和(自身を除く): 947486443

約数列:

[1, 5, 13, 43, 65, 215, 559, 643, 1621, 2795, 3215, 8105, 8359, 21073, 27649, 41795, 69703, 105365, 138245, 348515, 359437, 906139, 1042303, 1797185, 4530695, 5211515, 13549939, 44819029, 67749695, 224095145, 582647377, 2913236885]

約数ペア:

[(1, 2913236885), (5, 582647377), (13, 224095145), (43, 67749695), (65, 44819029), (215, 13549939), (559, 5211515), (643, 4530695), (1621, 1797185), (2795, 1042303), (3215, 906139), (8105, 359437), (8359, 348515), (21073, 138245), (27649, 105365), (41795, 69703)]