318562881

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{827}}^1$

素因数の和:950

約数の個数: 64

約数和(自身を含む): 560867328

約数和(自身を除く): 242304447

約数列:

[1, 3, 7, 13, 17, 21, 39, 51, 83, 91, 119, 221, 249, 273, 357, 581, 663, 827, 1079, 1411, 1547, 1743, 2481, 3237, 4233, 4641, 5789, 7553, 9877, 10751, 14059, 17367, 18343, 22659, 29631, 32253, 42177, 55029, 68641, 75257, 98413, 128401, 182767, 205923, 225771, 295239, 385203, 480487, 548301, 892333, 1166897, 1279369, 1441461, 2676999, 3500691, 3838107, 6246331, 8168279, 15169661, 18738993, 24504837, 45508983, 106187627, 318562881]

約数ペア:

[(1, 318562881), (3, 106187627), (7, 45508983), (13, 24504837), (17, 18738993), (21, 15169661), (39, 8168279), (51, 6246331), (83, 3838107), (91, 3500691), (119, 2676999), (221, 1441461), (249, 1279369), (273, 1166897), (357, 892333), (581, 548301), (663, 480487), (827, 385203), (1079, 295239), (1411, 225771), (1547, 205923), (1743, 182767), (2481, 128401), (3237, 98413), (4233, 75257), (4641, 68641), (5789, 55029), (7553, 42177), (9877, 32253), (10751, 29631), (14059, 22659), (17367, 18343)]