13881286657

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1\times {\mathrm{3929}}^1$

素因数の和:4185

約数の個数: 32

約数和(自身を含む): 16502227200

約数和(自身を除く): 2620940543

約数列:

[1, 7, 53, 89, 107, 371, 623, 749, 3929, 4717, 5671, 9523, 27503, 33019, 39697, 66661, 208237, 349681, 420403, 504719, 1457659, 2447767, 2942821, 3533033, 18533093, 22281359, 37415867, 129731651, 155969513, 261911069, 1983040951, 13881286657]

約数ペア:

[(1, 13881286657), (7, 1983040951), (53, 261911069), (89, 155969513), (107, 129731651), (371, 37415867), (623, 22281359), (749, 18533093), (3929, 3533033), (4717, 2942821), (5671, 2447767), (9523, 1457659), (27503, 504719), (33019, 420403), (39697, 349681), (66661, 208237)]