12720994624

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{120391}}^1$

素因数の和:120543

約数の個数: 56

約数和(自身を含む): 27399292928

約数和(自身を除く): 14678298304

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 127, 208, 254, 416, 508, 832, 1016, 1651, 2032, 3302, 4064, 6604, 8128, 13208, 26416, 52832, 105664, 120391, 240782, 481564, 963128, 1565083, 1926256, 3130166, 3852512, 6260332, 7705024, 12520664, 15289657, 25041328, 30579314, 50082656, 61158628, 100165312, 122317256, 198765541, 244634512, 397531082, 489269024, 795062164, 978538048, 1590124328, 3180248656, 6360497312, 12720994624]

約数ペア:

[(1, 12720994624), (2, 6360497312), (4, 3180248656), (8, 1590124328), (13, 978538048), (16, 795062164), (26, 489269024), (32, 397531082), (52, 244634512), (64, 198765541), (104, 122317256), (127, 100165312), (208, 61158628), (254, 50082656), (416, 30579314), (508, 25041328), (832, 15289657), (1016, 12520664), (1651, 7705024), (2032, 6260332), (3302, 3852512), (4064, 3130166), (6604, 1926256), (8128, 1565083), (13208, 963128), (26416, 481564), (52832, 240782), (105664, 120391)]