28728154

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{5443}}^1$

素因数の和:5494

約数の個数: 32

約数和(自身を含む): 54875520

約数和(自身を除く): 26147366

約数列:

[1, 2, 7, 13, 14, 26, 29, 58, 91, 182, 203, 377, 406, 754, 2639, 5278, 5443, 10886, 38101, 70759, 76202, 141518, 157847, 315694, 495313, 990626, 1104929, 2052011, 2209858, 4104022, 14364077, 28728154]

約数ペア:

[(1, 28728154), (2, 14364077), (7, 4104022), (13, 2209858), (14, 2052011), (26, 1104929), (29, 990626), (58, 495313), (91, 315694), (182, 157847), (203, 141518), (377, 76202), (406, 70759), (754, 38101), (2639, 10886), (5278, 5443)]