678465723

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{167}}^1\times {\mathrm{1427}}^1$

素因数の和:1683

約数の個数: 32

約数和(自身を含む): 994162176

約数和(自身を除く): 315696453

約数列:

[1, 3, 13, 39, 73, 167, 219, 501, 949, 1427, 2171, 2847, 4281, 6513, 12191, 18551, 36573, 55653, 104171, 158483, 238309, 312513, 475449, 714927, 1354223, 3098017, 4062669, 9294051, 17396557, 52189671, 226155241, 678465723]

約数ペア:

[(1, 678465723), (3, 226155241), (13, 52189671), (39, 17396557), (73, 9294051), (167, 4062669), (219, 3098017), (501, 1354223), (949, 714927), (1427, 475449), (2171, 312513), (2847, 238309), (4281, 158483), (6513, 104171), (12191, 55653), (18551, 36573)]