78278228

素因数分解:

$2^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{22013}}^1$

素因数の和:22151

約数の個数: 24

約数和(自身を含む): 157796352

約数和(自身を除く): 79518124

約数列:

[1, 2, 4, 7, 14, 28, 127, 254, 508, 889, 1778, 3556, 22013, 44026, 88052, 154091, 308182, 616364, 2795651, 5591302, 11182604, 19569557, 39139114, 78278228]

約数ペア:

[(1, 78278228), (2, 39139114), (4, 19569557), (7, 11182604), (14, 5591302), (28, 2795651), (127, 616364), (254, 308182), (508, 154091), (889, 88052), (1778, 44026), (3556, 22013)]