996801715

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{431}}^1$

素因数の和:509

約数の個数: 96

約数和(自身を含む): 1639305216

約数和(自身を除く): 642503501

約数列:

[1, 5, 7, 13, 17, 23, 35, 65, 85, 91, 115, 119, 161, 169, 221, 299, 391, 431, 455, 595, 805, 845, 1105, 1183, 1495, 1547, 1955, 2093, 2155, 2737, 2873, 3017, 3887, 5083, 5603, 5915, 7327, 7735, 9913, 10465, 13685, 14365, 15085, 19435, 20111, 25415, 27209, 28015, 35581, 36635, 39221, 49565, 51289, 66079, 69391, 72839, 95251, 100555, 128869, 136045, 168521, 177905, 196105, 256445, 330395, 346955, 364195, 462553, 476255, 509873, 644345, 666757, 842605, 902083, 1179647, 1238263, 1675297, 2190773, 2312765, 2549365, 3333785, 4510415, 5898235, 6191315, 8376485, 8667841, 10953865, 11727079, 15335411, 28480049, 43339205, 58635395, 76677055, 142400245, 199360343, 996801715]

約数ペア:

[(1, 996801715), (5, 199360343), (7, 142400245), (13, 76677055), (17, 58635395), (23, 43339205), (35, 28480049), (65, 15335411), (85, 11727079), (91, 10953865), (115, 8667841), (119, 8376485), (161, 6191315), (169, 5898235), (221, 4510415), (299, 3333785), (391, 2549365), (431, 2312765), (455, 2190773), (595, 1675297), (805, 1238263), (845, 1179647), (1105, 902083), (1183, 842605), (1495, 666757), (1547, 644345), (1955, 509873), (2093, 476255), (2155, 462553), (2737, 364195), (2873, 346955), (3017, 330395), (3887, 256445), (5083, 196105), (5603, 177905), (5915, 168521), (7327, 136045), (7735, 128869), (9913, 100555), (10465, 95251), (13685, 72839), (14365, 69391), (15085, 66079), (19435, 51289), (20111, 49565), (25415, 39221), (27209, 36635), (28015, 35581)]