155285823

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{647}}^1\times {\mathrm{1039}}^1$

素因数の和:1707

約数の個数: 32

約数和(自身を含む): 258785280

約数和(自身を除く): 103499457

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 647, 1039, 1941, 3117, 4529, 7117, 7273, 11429, 13587, 21351, 21819, 34287, 49819, 80003, 149457, 240009, 672233, 2016699, 4705631, 7394563, 14116893, 22183689, 51761941, 155285823]

約数ペア:

[(1, 155285823), (3, 51761941), (7, 22183689), (11, 14116893), (21, 7394563), (33, 4705631), (77, 2016699), (231, 672233), (647, 240009), (1039, 149457), (1941, 80003), (3117, 49819), (4529, 34287), (7117, 21819), (7273, 21351), (11429, 13587)]