156638464276

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{1234657}}^1$

素因数の和:1234888

約数の個数: 48

約数和(自身を含む): 328557309696

約数和(自身を除く): 171918845420

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 197, 322, 394, 644, 788, 1379, 2758, 4531, 5516, 9062, 18124, 31717, 63434, 126868, 1234657, 2469314, 4938628, 8642599, 17285198, 28397111, 34570396, 56794222, 113588444, 198779777, 243227429, 397559554, 486454858, 795119108, 972909716, 1702592003, 3405184006, 5594230867, 6810368012, 11188461734, 22376923468, 39159616069, 78319232138, 156638464276]

約数ペア:

[(1, 156638464276), (2, 78319232138), (4, 39159616069), (7, 22376923468), (14, 11188461734), (23, 6810368012), (28, 5594230867), (46, 3405184006), (92, 1702592003), (161, 972909716), (197, 795119108), (322, 486454858), (394, 397559554), (644, 243227429), (788, 198779777), (1379, 113588444), (2758, 56794222), (4531, 34570396), (5516, 28397111), (9062, 17285198), (18124, 8642599), (31717, 4938628), (63434, 2469314), (126868, 1234657)]