245954793

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{7741}}^1$

素因数の和:7857

約数の個数: 32

約数和(自身を含む): 401345280

約数和(自身を除く): 155390487

約数列:

[1, 3, 7, 17, 21, 51, 89, 119, 267, 357, 623, 1513, 1869, 4539, 7741, 10591, 23223, 31773, 54187, 131597, 162561, 394791, 688949, 921179, 2066847, 2763537, 4822643, 11712133, 14467929, 35136399, 81984931, 245954793]

約数ペア:

[(1, 245954793), (3, 81984931), (7, 35136399), (17, 14467929), (21, 11712133), (51, 4822643), (89, 2763537), (119, 2066847), (267, 921179), (357, 688949), (623, 394791), (1513, 162561), (1869, 131597), (4539, 54187), (7741, 31773), (10591, 23223)]