638331564

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{56053}}^1$

素因数の和:56146

約数の個数: 48

約数和(自身を含む): 1626014432

約数和(自身を除く): 987682868

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 73, 78, 146, 156, 219, 292, 438, 876, 949, 1898, 2847, 3796, 5694, 11388, 56053, 112106, 168159, 224212, 336318, 672636, 728689, 1457378, 2186067, 2914756, 4091869, 4372134, 8183738, 8744268, 12275607, 16367476, 24551214, 49102428, 53194297, 106388594, 159582891, 212777188, 319165782, 638331564]

約数ペア:

[(1, 638331564), (2, 319165782), (3, 212777188), (4, 159582891), (6, 106388594), (12, 53194297), (13, 49102428), (26, 24551214), (39, 16367476), (52, 12275607), (73, 8744268), (78, 8183738), (146, 4372134), (156, 4091869), (219, 2914756), (292, 2186067), (438, 1457378), (876, 728689), (949, 672636), (1898, 336318), (2847, 224212), (3796, 168159), (5694, 112106), (11388, 56053)]