7720216

素因数分解:

$2^3\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1549}}^1$

素因数の和:1651

約数の個数: 32

約数和(自身を含む): 16740000

約数和(自身を除く): 9019784

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 89, 178, 356, 623, 712, 1246, 1549, 2492, 3098, 4984, 6196, 10843, 12392, 21686, 43372, 86744, 137861, 275722, 551444, 965027, 1102888, 1930054, 3860108, 7720216]

約数ペア:

[(1, 7720216), (2, 3860108), (4, 1930054), (7, 1102888), (8, 965027), (14, 551444), (28, 275722), (56, 137861), (89, 86744), (178, 43372), (356, 21686), (623, 12392), (712, 10843), (1246, 6196), (1549, 4984), (2492, 3098)]