66979276

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{271}}^1$

素因数の和:399

約数の個数: 72

約数和(自身を含む): 148900416

約数和(自身を除く): 81921140

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 97, 98, 182, 194, 196, 271, 364, 388, 542, 637, 679, 1084, 1261, 1274, 1358, 1897, 2522, 2548, 2716, 3523, 3794, 4753, 5044, 7046, 7588, 8827, 9506, 13279, 14092, 17654, 19012, 24661, 26287, 26558, 35308, 49322, 52574, 53116, 61789, 98644, 105148, 123578, 172627, 184009, 247156, 341731, 345254, 368018, 683462, 690508, 736036, 1288063, 1366924, 2392117, 2576126, 4784234, 5152252, 9568468, 16744819, 33489638, 66979276]

約数ペア:

[(1, 66979276), (2, 33489638), (4, 16744819), (7, 9568468), (13, 5152252), (14, 4784234), (26, 2576126), (28, 2392117), (49, 1366924), (52, 1288063), (91, 736036), (97, 690508), (98, 683462), (182, 368018), (194, 345254), (196, 341731), (271, 247156), (364, 184009), (388, 172627), (542, 123578), (637, 105148), (679, 98644), (1084, 61789), (1261, 53116), (1274, 52574), (1358, 49322), (1897, 35308), (2522, 26558), (2548, 26287), (2716, 24661), (3523, 19012), (3794, 17654), (4753, 14092), (5044, 13279), (7046, 9506), (7588, 8827)]