981057

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:189

約数の個数: 32

約数和(自身を含む): 1695744

約数和(自身を除く): 714687

約数列:

[1, 3, 7, 11, 21, 31, 33, 77, 93, 137, 217, 231, 341, 411, 651, 959, 1023, 1507, 2387, 2877, 4247, 4521, 7161, 10549, 12741, 29729, 31647, 46717, 89187, 140151, 327019, 981057]

約数ペア:

[(1, 981057), (3, 327019), (7, 140151), (11, 89187), (21, 46717), (31, 31647), (33, 29729), (77, 12741), (93, 10549), (137, 7161), (217, 4521), (231, 4247), (341, 2877), (411, 2387), (651, 1507), (959, 1023)]