81668808

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{87253}}^1$

素因数の和:87278

約数の個数: 48

約数和(自身を含む): 238203420

約数和(自身を除く): 156534612

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 87253, 174506, 261759, 349012, 523518, 698024, 785277, 1047036, 1134289, 1570554, 2094072, 2268578, 3141108, 3402867, 4537156, 6282216, 6805734, 9074312, 10208601, 13611468, 20417202, 27222936, 40834404, 81668808]

約数ペア:

[(1, 81668808), (2, 40834404), (3, 27222936), (4, 20417202), (6, 13611468), (8, 10208601), (9, 9074312), (12, 6805734), (13, 6282216), (18, 4537156), (24, 3402867), (26, 3141108), (36, 2268578), (39, 2094072), (52, 1570554), (72, 1134289), (78, 1047036), (104, 785277), (117, 698024), (156, 523518), (234, 349012), (312, 261759), (468, 174506), (936, 87253)]