72913519

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{2087}}^1$

素因数の和:2155

約数の個数: 24

約数和(自身を含む): 91404288

約数和(自身を除く): 18490769

約数列:

[1, 7, 23, 31, 49, 161, 217, 713, 1127, 1519, 2087, 4991, 14609, 34937, 48001, 64697, 102263, 336007, 452879, 1488031, 2352049, 3170153, 10416217, 72913519]

約数ペア:

[(1, 72913519), (7, 10416217), (23, 3170153), (31, 2352049), (49, 1488031), (161, 452879), (217, 336007), (713, 102263), (1127, 64697), (1519, 48001), (2087, 34937), (4991, 14609)]