156665138

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{199}}^1\times {\mathrm{1061}}^1$

素因数の和:1322

約数の個数: 32

約数和(自身を含む): 275270400

約数和(自身を除く): 118605262

約数列:

[1, 2, 7, 14, 53, 106, 199, 371, 398, 742, 1061, 1393, 2122, 2786, 7427, 10547, 14854, 21094, 56233, 73829, 112466, 147658, 211139, 393631, 422278, 787262, 1477973, 2955946, 11190367, 22380734, 78332569, 156665138]

約数ペア:

[(1, 156665138), (2, 78332569), (7, 22380734), (14, 11190367), (53, 2955946), (106, 1477973), (199, 787262), (371, 422278), (398, 393631), (742, 211139), (1061, 147658), (1393, 112466), (2122, 73829), (2786, 56233), (7427, 21094), (10547, 14854)]