421844289

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{1439}}^1$

素因数の和:1637

約数の個数: 32

約数和(自身を含む): 612864000

約数和(自身を除く): 191019711

約数列:

[1, 3, 19, 37, 57, 111, 139, 417, 703, 1439, 2109, 2641, 4317, 5143, 7923, 15429, 27341, 53243, 82023, 97717, 159729, 200021, 293151, 600063, 1011617, 3034851, 3800399, 7400777, 11401197, 22202331, 140614763, 421844289]

約数ペア:

[(1, 421844289), (3, 140614763), (19, 22202331), (37, 11401197), (57, 7400777), (111, 3800399), (139, 3034851), (417, 1011617), (703, 600063), (1439, 293151), (2109, 200021), (2641, 159729), (4317, 97717), (5143, 82023), (7923, 53243), (15429, 27341)]