1214997189

素因数分解:

$3^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{151}}^1\times {\mathrm{431}}^1$

素因数の和:726

約数の個数: 48

約数和(自身を含む): 1916338176

約数和(自身を除く): 701340987

約数列:

[1, 3, 7, 21, 49, 127, 147, 151, 381, 431, 453, 889, 1057, 1293, 2667, 3017, 3171, 6223, 7399, 9051, 18669, 19177, 21119, 22197, 54737, 57531, 63357, 65081, 134239, 164211, 195243, 383159, 402717, 455567, 939673, 1149477, 1366701, 2682113, 2819019, 3188969, 8046339, 8265287, 9566907, 24795861, 57857009, 173571027, 404999063, 1214997189]

約数ペア:

[(1, 1214997189), (3, 404999063), (7, 173571027), (21, 57857009), (49, 24795861), (127, 9566907), (147, 8265287), (151, 8046339), (381, 3188969), (431, 2819019), (453, 2682113), (889, 1366701), (1057, 1149477), (1293, 939673), (2667, 455567), (3017, 402717), (3171, 383159), (6223, 195243), (7399, 164211), (9051, 134239), (18669, 65081), (19177, 63357), (21119, 57531), (22197, 54737)]