491747436

素因数分解:

$2^2\times 3^5\times {\mathrm{19}}^1\times {\mathrm{26627}}^1$

素因数の和:26665

約数の個数: 72

約数和(自身を含む): 1356962880

約数和(自身を除く): 865215444

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 81, 108, 114, 162, 171, 228, 243, 324, 342, 486, 513, 684, 972, 1026, 1539, 2052, 3078, 4617, 6156, 9234, 18468, 26627, 53254, 79881, 106508, 159762, 239643, 319524, 479286, 505913, 718929, 958572, 1011826, 1437858, 1517739, 2023652, 2156787, 2875716, 3035478, 4313574, 4553217, 6070956, 6470361, 8627148, 9106434, 12940722, 13659651, 18212868, 25881444, 27319302, 40978953, 54638604, 81957906, 122936859, 163915812, 245873718, 491747436]

約数ペア:

[(1, 491747436), (2, 245873718), (3, 163915812), (4, 122936859), (6, 81957906), (9, 54638604), (12, 40978953), (18, 27319302), (19, 25881444), (27, 18212868), (36, 13659651), (38, 12940722), (54, 9106434), (57, 8627148), (76, 6470361), (81, 6070956), (108, 4553217), (114, 4313574), (162, 3035478), (171, 2875716), (228, 2156787), (243, 2023652), (324, 1517739), (342, 1437858), (486, 1011826), (513, 958572), (684, 718929), (972, 505913), (1026, 479286), (1539, 319524), (2052, 239643), (3078, 159762), (4617, 106508), (6156, 79881), (9234, 53254), (18468, 26627)]