128094723

素因数分解:

$3^3\times {\mathrm{59}}^1\times {\mathrm{191}}^1\times {\mathrm{421}}^1$

素因数の和:680

約数の個数: 32

約数和(自身を含む): 194457600

約数和(自身を除く): 66362877

約数列:

[1, 3, 9, 27, 59, 177, 191, 421, 531, 573, 1263, 1593, 1719, 3789, 5157, 11269, 11367, 24839, 33807, 74517, 80411, 101421, 223551, 241233, 304263, 670653, 723699, 2171097, 4744249, 14232747, 42698241, 128094723]

約数ペア:

[(1, 128094723), (3, 42698241), (9, 14232747), (27, 4744249), (59, 2171097), (177, 723699), (191, 670653), (421, 304263), (531, 241233), (573, 223551), (1263, 101421), (1593, 80411), (1719, 74517), (3789, 33807), (5157, 24839), (11269, 11367)]