15661792937

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{84811}}^1$

素因数の和:84909

約数の個数: 32

約数和(自身を含む): 19801227264

約数和(自身を除く): 4139434327

約数列:

[1, 7, 23, 31, 37, 161, 217, 259, 713, 851, 1147, 4991, 5957, 8029, 26381, 84811, 184667, 593677, 1950653, 2629141, 3138007, 13654571, 18403987, 21966049, 60470243, 72174161, 97278217, 423291701, 505219127, 680947519, 2237398991, 15661792937]

約数ペア:

[(1, 15661792937), (7, 2237398991), (23, 680947519), (31, 505219127), (37, 423291701), (161, 97278217), (217, 72174161), (259, 60470243), (713, 21966049), (851, 18403987), (1147, 13654571), (4991, 3138007), (5957, 2629141), (8029, 1950653), (26381, 593677), (84811, 184667)]