890403852

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{839}}^1\times {\mathrm{6803}}^1$

素因数の和:7662

約数の個数: 48

約数和(自身を含む): 2240421120

約数和(自身を除く): 1350017268

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 839, 1678, 2517, 3356, 5034, 6803, 10068, 10907, 13606, 20409, 21814, 27212, 32721, 40818, 43628, 65442, 81636, 88439, 130884, 176878, 265317, 353756, 530634, 1061268, 5707717, 11415434, 17123151, 22830868, 34246302, 68492604, 74200321, 148400642, 222600963, 296801284, 445201926, 890403852]

約数ペア:

[(1, 890403852), (2, 445201926), (3, 296801284), (4, 222600963), (6, 148400642), (12, 74200321), (13, 68492604), (26, 34246302), (39, 22830868), (52, 17123151), (78, 11415434), (156, 5707717), (839, 1061268), (1678, 530634), (2517, 353756), (3356, 265317), (5034, 176878), (6803, 130884), (10068, 88439), (10907, 81636), (13606, 65442), (20409, 43628), (21814, 40818), (27212, 32721)]