721904423556

素因数分解:

$2^2\times 3^1\times {\mathrm{139}}^1\times {\mathrm{1753}}^1\times {\mathrm{246889}}^1$

素因数の和:248788

約数の個数: 48

約数和(自身を含む): 1697536635200

約数和(自身を除く): 975632211644

約数列:

[1, 2, 3, 4, 6, 12, 139, 278, 417, 556, 834, 1668, 1753, 3506, 5259, 7012, 10518, 21036, 243667, 246889, 487334, 493778, 731001, 740667, 974668, 987556, 1462002, 1481334, 2924004, 2962668, 34317571, 68635142, 102952713, 137270284, 205905426, 411810852, 432796417, 865592834, 1298389251, 1731185668, 2596778502, 5193557004, 60158701963, 120317403926, 180476105889, 240634807852, 360952211778, 721904423556]

約数ペア:

[(1, 721904423556), (2, 360952211778), (3, 240634807852), (4, 180476105889), (6, 120317403926), (12, 60158701963), (139, 5193557004), (278, 2596778502), (417, 1731185668), (556, 1298389251), (834, 865592834), (1668, 432796417), (1753, 411810852), (3506, 205905426), (5259, 137270284), (7012, 102952713), (10518, 68635142), (21036, 34317571), (243667, 2962668), (246889, 2924004), (487334, 1481334), (493778, 1462002), (731001, 987556), (740667, 974668)]