131020043

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{419}}^1$

素因数の和:599

約数の個数: 32

約数和(自身を含む): 170311680

約数和(自身を除く): 39291637

約数列:

[1, 7, 11, 31, 77, 131, 217, 341, 419, 917, 1441, 2387, 2933, 4061, 4609, 10087, 12989, 28427, 32263, 44671, 54889, 90923, 142879, 312697, 384223, 603779, 1000153, 1701559, 4226453, 11910913, 18717149, 131020043]

約数ペア:

[(1, 131020043), (7, 18717149), (11, 11910913), (31, 4226453), (77, 1701559), (131, 1000153), (217, 603779), (341, 384223), (419, 312697), (917, 142879), (1441, 90923), (2387, 54889), (2933, 44671), (4061, 32263), (4609, 28427), (10087, 12989)]