291236253

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{773}}^1$

素因数の和:1034

約数の個数: 48

約数和(自身を含む): 495533376

約数和(自身を除く): 204297123

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 147, 231, 233, 539, 699, 773, 1617, 1631, 2319, 2563, 4893, 5411, 7689, 8503, 11417, 16233, 17941, 25509, 34251, 37877, 53823, 59521, 113631, 125587, 178563, 180109, 376761, 416647, 540327, 1249941, 1260763, 1981199, 3782289, 5943597, 8825341, 13868393, 26476023, 41605179, 97078751, 291236253]

約数ペア:

[(1, 291236253), (3, 97078751), (7, 41605179), (11, 26476023), (21, 13868393), (33, 8825341), (49, 5943597), (77, 3782289), (147, 1981199), (231, 1260763), (233, 1249941), (539, 540327), (699, 416647), (773, 376761), (1617, 180109), (1631, 178563), (2319, 125587), (2563, 113631), (4893, 59521), (5411, 53823), (7689, 37877), (8503, 34251), (11417, 25509), (16233, 17941)]