2009198345

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:271

約数の個数: 96

約数和(自身を含む): 3148180224

約数和(自身を除く): 1138981879

約数列:

[1, 5, 7, 11, 35, 55, 67, 73, 77, 97, 121, 335, 365, 385, 469, 485, 511, 605, 679, 737, 803, 847, 1067, 2345, 2555, 3395, 3685, 4015, 4235, 4891, 5159, 5335, 5621, 6499, 7081, 7469, 8107, 8833, 11737, 24455, 25795, 28105, 32495, 34237, 35405, 37345, 40535, 44165, 45493, 49567, 53801, 56749, 58685, 61831, 71489, 77891, 82159, 171185, 227465, 247835, 269005, 283745, 309155, 357445, 376607, 389455, 410795, 474427, 500423, 545237, 591811, 786379, 856801, 1883035, 2372135, 2502115, 2726185, 2959055, 3320989, 3931895, 4142677, 4284005, 5218697, 5504653, 5997607, 16604945, 20713385, 26093485, 27523265, 29988035, 36530879, 57405667, 182654395, 287028335, 401839669, 2009198345]

約数ペア:

[(1, 2009198345), (5, 401839669), (7, 287028335), (11, 182654395), (35, 57405667), (55, 36530879), (67, 29988035), (73, 27523265), (77, 26093485), (97, 20713385), (121, 16604945), (335, 5997607), (365, 5504653), (385, 5218697), (469, 4284005), (485, 4142677), (511, 3931895), (605, 3320989), (679, 2959055), (737, 2726185), (803, 2502115), (847, 2372135), (1067, 1883035), (2345, 856801), (2555, 786379), (3395, 591811), (3685, 545237), (4015, 500423), (4235, 474427), (4891, 410795), (5159, 389455), (5335, 376607), (5621, 357445), (6499, 309155), (7081, 283745), (7469, 269005), (8107, 247835), (8833, 227465), (11737, 171185), (24455, 82159), (25795, 77891), (28105, 71489), (32495, 61831), (34237, 58685), (35405, 56749), (37345, 53801), (40535, 49567), (44165, 45493)]