28537886

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1409}}^1$

素因数の和:1484

約数の個数: 32

約数和(自身を含む): 49744800

約数和(自身を除く): 21206914

約数列:

[1, 2, 13, 19, 26, 38, 41, 82, 247, 494, 533, 779, 1066, 1409, 1558, 2818, 10127, 18317, 20254, 26771, 36634, 53542, 57769, 115538, 348023, 696046, 750997, 1097611, 1501994, 2195222, 14268943, 28537886]

約数ペア:

[(1, 28537886), (2, 14268943), (13, 2195222), (19, 1501994), (26, 1097611), (38, 750997), (41, 696046), (82, 348023), (247, 115538), (494, 57769), (533, 53542), (779, 36634), (1066, 26771), (1409, 20254), (1558, 18317), (2818, 10127)]