29920723

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{191}}^1$

素因数の和:367

約数の個数: 24

約数和(自身を含む): 36771840

約数和(自身を除く): 6851117

約数列:

[1, 7, 23, 49, 139, 161, 191, 973, 1127, 1337, 3197, 4393, 6811, 9359, 22379, 26549, 30751, 156653, 185843, 215257, 610627, 1300901, 4274389, 29920723]

約数ペア:

[(1, 29920723), (7, 4274389), (23, 1300901), (49, 610627), (139, 215257), (161, 185843), (191, 156653), (973, 30751), (1127, 26549), (1337, 22379), (3197, 9359), (4393, 6811)]