398889603

素因数分解:

$3^5\times 7^1\times {\mathrm{151}}^1\times {\mathrm{1553}}^1$

素因数の和:1726

約数の個数: 48

約数和(自身を含む): 687837696

約数和(自身を除く): 288948093

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 151, 189, 243, 453, 567, 1057, 1359, 1553, 1701, 3171, 4077, 4659, 9513, 10871, 12231, 13977, 28539, 32613, 36693, 41931, 85617, 97839, 125793, 234503, 256851, 293517, 377379, 703509, 880551, 1641521, 2110527, 2641653, 4924563, 6331581, 14773689, 18994743, 44321067, 56984229, 132963201, 398889603]

約数ペア:

[(1, 398889603), (3, 132963201), (7, 56984229), (9, 44321067), (21, 18994743), (27, 14773689), (63, 6331581), (81, 4924563), (151, 2641653), (189, 2110527), (243, 1641521), (453, 880551), (567, 703509), (1057, 377379), (1359, 293517), (1553, 256851), (1701, 234503), (3171, 125793), (4077, 97839), (4659, 85617), (9513, 41931), (10871, 36693), (12231, 32613), (13977, 28539)]