28415387

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{28387}}^1$

素因数の和:28418

約数の個数: 16

約数和(自身を含む): 38153472

約数和(自身を除く): 9738085

約数列:

[1, 7, 11, 13, 77, 91, 143, 1001, 28387, 198709, 312257, 369031, 2185799, 2583217, 4059341, 28415387]

約数ペア:

[(1, 28415387), (7, 4059341), (11, 2583217), (13, 2185799), (77, 369031), (91, 312257), (143, 198709), (1001, 28387)]