156956278

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{1087}}^1$

素因数の和:1228

約数の個数: 32

約数和(自身を含む): 255062016

約数和(自身を除く): 98105738

約数列:

[1, 2, 23, 43, 46, 73, 86, 146, 989, 1087, 1679, 1978, 2174, 3139, 3358, 6278, 25001, 46741, 50002, 72197, 79351, 93482, 144394, 158702, 1075043, 1825073, 2150086, 3412093, 3650146, 6824186, 78478139, 156956278]

約数ペア:

[(1, 156956278), (2, 78478139), (23, 6824186), (43, 3650146), (46, 3412093), (73, 2150086), (86, 1825073), (146, 1075043), (989, 158702), (1087, 144394), (1679, 93482), (1978, 79351), (2174, 72197), (3139, 50002), (3358, 46741), (6278, 25001)]