558656475

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{1361}}^1$

素因数の和:1808

約数の個数: 48

約数和(自身を含む): 997790304

約数和(自身を除く): 439133829

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 195, 325, 421, 975, 1263, 1361, 2105, 4083, 5473, 6315, 6805, 10525, 16419, 17693, 20415, 27365, 31575, 34025, 53079, 82095, 88465, 102075, 136825, 265395, 410475, 442325, 572981, 1326975, 1718943, 2864905, 7448753, 8594715, 14324525, 22346259, 37243765, 42973575, 111731295, 186218825, 558656475]

約数ペア:

[(1, 558656475), (3, 186218825), (5, 111731295), (13, 42973575), (15, 37243765), (25, 22346259), (39, 14324525), (65, 8594715), (75, 7448753), (195, 2864905), (325, 1718943), (421, 1326975), (975, 572981), (1263, 442325), (1361, 410475), (2105, 265395), (4083, 136825), (5473, 102075), (6315, 88465), (6805, 82095), (10525, 53079), (16419, 34025), (17693, 31575), (20415, 27365)]