15193791

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{227}}^1$

素因数の和:340

約数の個数: 32

約数和(自身を含む): 23566080

約数和(自身を除く): 8372289

約数列:

[1, 3, 9, 27, 37, 67, 111, 201, 227, 333, 603, 681, 999, 1809, 2043, 2479, 6129, 7437, 8399, 15209, 22311, 25197, 45627, 66933, 75591, 136881, 226773, 410643, 562733, 1688199, 5064597, 15193791]

約数ペア:

[(1, 15193791), (3, 5064597), (9, 1688199), (27, 562733), (37, 410643), (67, 226773), (111, 136881), (201, 75591), (227, 66933), (333, 45627), (603, 25197), (681, 22311), (999, 15209), (1809, 8399), (2043, 7437), (2479, 6129)]