28835905

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{317}}^1$

素因数の和:465

約数の個数: 32

約数和(自身を含む): 41762304

約数和(自身を除く): 12926399

約数列:

[1, 5, 7, 23, 35, 113, 115, 161, 317, 565, 791, 805, 1585, 2219, 2599, 3955, 7291, 11095, 12995, 18193, 35821, 36455, 51037, 90965, 179105, 250747, 255185, 823883, 1253735, 4119415, 5767181, 28835905]

約数ペア:

[(1, 28835905), (5, 5767181), (7, 4119415), (23, 1253735), (35, 823883), (113, 255185), (115, 250747), (161, 179105), (317, 90965), (565, 51037), (791, 36455), (805, 35821), (1585, 18193), (2219, 12995), (2599, 11095), (3955, 7291)]