31199091

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{1031}}^1$

素因数の和:1183

約数の個数: 32

約数和(自身を含む): 52310016

約数和(自身を除く): 21110925

約数列:

[1, 3, 7, 11, 21, 33, 77, 131, 231, 393, 917, 1031, 1441, 2751, 3093, 4323, 7217, 10087, 11341, 21651, 30261, 34023, 79387, 135061, 238161, 405183, 945427, 1485671, 2836281, 4457013, 10399697, 31199091]

約数ペア:

[(1, 31199091), (3, 10399697), (7, 4457013), (11, 2836281), (21, 1485671), (33, 945427), (77, 405183), (131, 238161), (231, 135061), (393, 79387), (917, 34023), (1031, 30261), (1441, 21651), (2751, 11341), (3093, 10087), (4323, 7217)]