638673996

素因数分解:

$2^2\times 3^1\times {\mathrm{97}}^1\times {\mathrm{313}}^1\times {\mathrm{1753}}^1$

素因数の和:2170

約数の個数: 48

約数和(自身を含む): 1511274464

約数和(自身を除く): 872600468

約数列:

[1, 2, 3, 4, 6, 12, 97, 194, 291, 313, 388, 582, 626, 939, 1164, 1252, 1753, 1878, 3506, 3756, 5259, 7012, 10518, 21036, 30361, 60722, 91083, 121444, 170041, 182166, 340082, 364332, 510123, 548689, 680164, 1020246, 1097378, 1646067, 2040492, 2194756, 3292134, 6584268, 53222833, 106445666, 159668499, 212891332, 319336998, 638673996]

約数ペア:

[(1, 638673996), (2, 319336998), (3, 212891332), (4, 159668499), (6, 106445666), (12, 53222833), (97, 6584268), (194, 3292134), (291, 2194756), (313, 2040492), (388, 1646067), (582, 1097378), (626, 1020246), (939, 680164), (1164, 548689), (1252, 510123), (1753, 364332), (1878, 340082), (3506, 182166), (3756, 170041), (5259, 121444), (7012, 91083), (10518, 60722), (21036, 30361)]