628432818

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{433}}^1\times {\mathrm{809}}^1$

素因数の和:1283

約数の個数: 64

約数和(自身を含む): 1417409280

約数和(自身を除く): 788976462

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 69, 78, 138, 299, 433, 598, 809, 866, 897, 1299, 1618, 1794, 2427, 2598, 4854, 5629, 9959, 10517, 11258, 16887, 18607, 19918, 21034, 29877, 31551, 33774, 37214, 55821, 59754, 63102, 111642, 129467, 241891, 258934, 350297, 388401, 483782, 700594, 725673, 776802, 1050891, 1451346, 2101782, 4553861, 8056831, 9107722, 13661583, 16113662, 24170493, 27323166, 48340986, 104738803, 209477606, 314216409, 628432818]

約数ペア:

[(1, 628432818), (2, 314216409), (3, 209477606), (6, 104738803), (13, 48340986), (23, 27323166), (26, 24170493), (39, 16113662), (46, 13661583), (69, 9107722), (78, 8056831), (138, 4553861), (299, 2101782), (433, 1451346), (598, 1050891), (809, 776802), (866, 725673), (897, 700594), (1299, 483782), (1618, 388401), (1794, 350297), (2427, 258934), (2598, 241891), (4854, 129467), (5629, 111642), (9959, 63102), (10517, 59754), (11258, 55821), (16887, 37214), (18607, 33774), (19918, 31551), (21034, 29877)]