397630164

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{1440689}}^1$

素因数の和:1440719

約数の個数: 24

約数和(自身を含む): 968143680

約数和(自身を除く): 570513516

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 276, 1440689, 2881378, 4322067, 5762756, 8644134, 17288268, 33135847, 66271694, 99407541, 132543388, 198815082, 397630164]

約数ペア:

[(1, 397630164), (2, 198815082), (3, 132543388), (4, 99407541), (6, 66271694), (12, 33135847), (23, 17288268), (46, 8644134), (69, 5762756), (92, 4322067), (138, 2881378), (276, 1440689)]