72949641121

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1\times {\mathrm{40087}}^1$

素因数の和:40333

約数の個数: 32

約数和(自身を含む): 88668241920

約数和(自身を除く): 15718600799

約数列:

[1, 7, 23, 89, 127, 161, 623, 889, 2047, 2921, 11303, 14329, 20447, 40087, 79121, 259969, 280609, 922001, 1819783, 3567743, 5091049, 6454007, 24974201, 35637343, 82058089, 117094127, 453103361, 574406623, 819658889, 3171723527, 10421377303, 72949641121]

約数ペア:

[(1, 72949641121), (7, 10421377303), (23, 3171723527), (89, 819658889), (127, 574406623), (161, 453103361), (623, 117094127), (889, 82058089), (2047, 35637343), (2921, 24974201), (11303, 6454007), (14329, 5091049), (20447, 3567743), (40087, 1819783), (79121, 922001), (259969, 280609)]