42788613

素因数分解:

$3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{7867}}^1$

素因数の和:7921

約数の個数: 24

約数和(自身を含む): 68168352

約数和(自身を除く): 25379739

約数列:

[1, 3, 7, 21, 37, 49, 111, 147, 259, 777, 1813, 5439, 7867, 23601, 55069, 165207, 291079, 385483, 873237, 1156449, 2037553, 6112659, 14262871, 42788613]

約数ペア:

[(1, 42788613), (3, 14262871), (7, 6112659), (21, 2037553), (37, 1156449), (49, 873237), (111, 385483), (147, 291079), (259, 165207), (777, 55069), (1813, 23601), (5439, 7867)]