12693815

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1$

素因数の和:239

約数の個数: 32

約数和(自身を含む): 17335296

約数和(自身を除く): 4641481

約数列:

[1, 5, 17, 23, 43, 85, 115, 151, 215, 391, 731, 755, 989, 1955, 2567, 3473, 3655, 4945, 6493, 12835, 16813, 17365, 32465, 59041, 84065, 110381, 149339, 295205, 551905, 746695, 2538763, 12693815]

約数ペア:

[(1, 12693815), (5, 2538763), (17, 746695), (23, 551905), (43, 295205), (85, 149339), (115, 110381), (151, 84065), (215, 59041), (391, 32465), (731, 17365), (755, 16813), (989, 12835), (1955, 6493), (2567, 4945), (3473, 3655)]