201391645

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{442619}}^1$

素因数の和:442644

約数の個数: 16

約数和(自身を含む): 297440640

約数和(自身を除く): 96048995

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 442619, 2213095, 3098333, 5754047, 15491665, 28770235, 40278329, 201391645]

約数ペア:

[(1, 201391645), (5, 40278329), (7, 28770235), (13, 15491665), (35, 5754047), (65, 3098333), (91, 2213095), (455, 442619)]