16280028

素因数分解:

$2^2\times 3^7\times {\mathrm{1861}}^1$

素因数の和:1886

約数の個数: 48

約数和(自身を含む): 42751520

約数和(自身を除く): 26471492

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 729, 972, 1458, 1861, 2187, 2916, 3722, 4374, 5583, 7444, 8748, 11166, 16749, 22332, 33498, 50247, 66996, 100494, 150741, 200988, 301482, 452223, 602964, 904446, 1356669, 1808892, 2713338, 4070007, 5426676, 8140014, 16280028]

約数ペア:

[(1, 16280028), (2, 8140014), (3, 5426676), (4, 4070007), (6, 2713338), (9, 1808892), (12, 1356669), (18, 904446), (27, 602964), (36, 452223), (54, 301482), (81, 200988), (108, 150741), (162, 100494), (243, 66996), (324, 50247), (486, 33498), (729, 22332), (972, 16749), (1458, 11166), (1861, 8748), (2187, 7444), (2916, 5583), (3722, 4374)]