31296771

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{991}}^1$

素因数の和:1048

約数の個数: 36

約数和(自身を含む): 51455040

約数和(自身を除く): 20158269

約数列:

[1, 3, 9, 11, 29, 33, 87, 99, 121, 261, 319, 363, 957, 991, 1089, 2871, 2973, 3509, 8919, 10527, 10901, 28739, 31581, 32703, 86217, 98109, 119911, 258651, 316129, 359733, 948387, 1079199, 2845161, 3477419, 10432257, 31296771]

約数ペア:

[(1, 31296771), (3, 10432257), (9, 3477419), (11, 2845161), (29, 1079199), (33, 948387), (87, 359733), (99, 316129), (121, 258651), (261, 119911), (319, 98109), (363, 86217), (957, 32703), (991, 31581), (1089, 28739), (2871, 10901), (2973, 10527), (3509, 8919)]