856558612

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{2647}}^1$

素因数の和:2805

約数の個数: 72

約数和(自身を含む): 1893341184

約数和(自身を除く): 1036782572

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 127, 182, 196, 254, 364, 508, 637, 889, 1274, 1651, 1778, 2548, 2647, 3302, 3556, 5294, 6223, 6604, 10588, 11557, 12446, 18529, 23114, 24892, 34411, 37058, 46228, 68822, 74116, 80899, 129703, 137644, 161798, 240877, 259406, 323596, 336169, 481754, 518812, 672338, 963508, 1344676, 1686139, 2353183, 3372278, 4370197, 4706366, 6744556, 8740394, 9412732, 16472281, 17480788, 30591379, 32944562, 61182758, 65889124, 122365516, 214139653, 428279306, 856558612]

約数ペア:

[(1, 856558612), (2, 428279306), (4, 214139653), (7, 122365516), (13, 65889124), (14, 61182758), (26, 32944562), (28, 30591379), (49, 17480788), (52, 16472281), (91, 9412732), (98, 8740394), (127, 6744556), (182, 4706366), (196, 4370197), (254, 3372278), (364, 2353183), (508, 1686139), (637, 1344676), (889, 963508), (1274, 672338), (1651, 518812), (1778, 481754), (2548, 336169), (2647, 323596), (3302, 259406), (3556, 240877), (5294, 161798), (6223, 137644), (6604, 129703), (10588, 80899), (11557, 74116), (12446, 68822), (18529, 46228), (23114, 37058), (24892, 34411)]