664295085

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{661}}^1\times {\mathrm{971}}^1$

素因数の和:1666

約数の個数: 48

約数和(自身を含む): 1204564608

約数和(自身を除く): 540269523

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 661, 971, 1035, 1983, 2913, 3305, 4855, 5949, 8739, 9915, 14565, 15203, 22333, 29745, 43695, 45609, 66999, 76015, 111665, 136827, 200997, 228045, 334995, 641831, 684135, 1004985, 1925493, 3209155, 5776479, 9627465, 14762113, 28882395, 44286339, 73810565, 132859017, 221431695, 664295085]

約数ペア:

[(1, 664295085), (3, 221431695), (5, 132859017), (9, 73810565), (15, 44286339), (23, 28882395), (45, 14762113), (69, 9627465), (115, 5776479), (207, 3209155), (345, 1925493), (661, 1004985), (971, 684135), (1035, 641831), (1983, 334995), (2913, 228045), (3305, 200997), (4855, 136827), (5949, 111665), (8739, 76015), (9915, 66999), (14565, 45609), (15203, 43695), (22333, 29745)]