230175981

素因数分解:

$3^2\times 7^3\times {\mathrm{173}}^1\times {\mathrm{431}}^1$

素因数の和:631

約数の個数: 48

約数和(自身を含む): 390873600

約数和(自身を除く): 160697619

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 173, 343, 431, 441, 519, 1029, 1211, 1293, 1557, 3017, 3087, 3633, 3879, 8477, 9051, 10899, 21119, 25431, 27153, 59339, 63357, 74563, 76293, 147833, 178017, 190071, 223689, 443499, 521941, 534051, 671067, 1330497, 1565823, 3653587, 4697469, 10960761, 25575109, 32882283, 76725327, 230175981]

約数ペア:

[(1, 230175981), (3, 76725327), (7, 32882283), (9, 25575109), (21, 10960761), (49, 4697469), (63, 3653587), (147, 1565823), (173, 1330497), (343, 671067), (431, 534051), (441, 521941), (519, 443499), (1029, 223689), (1211, 190071), (1293, 178017), (1557, 147833), (3017, 76293), (3087, 74563), (3633, 63357), (3879, 59339), (8477, 27153), (9051, 25431), (10899, 21119)]