28938286078

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{263}}^1\times {\mathrm{325537}}^1$

素因数の和:325828

約数の個数: 24

約数和(自身を含む): 47182175568

約数和(自身を除く): 18243889490

約数列:

[1, 2, 13, 26, 169, 263, 338, 526, 3419, 6838, 44447, 88894, 325537, 651074, 4231981, 8463962, 55015753, 85616231, 110031506, 171232462, 1113011003, 2226022006, 14469143039, 28938286078]

約数ペア:

[(1, 28938286078), (2, 14469143039), (13, 2226022006), (26, 1113011003), (169, 171232462), (263, 110031506), (338, 85616231), (526, 55015753), (3419, 8463962), (6838, 4231981), (44447, 651074), (88894, 325537)]