22871289

素因数分解:

$3^1\times 7^2\times {\mathrm{157}}^1\times {\mathrm{991}}^1$

素因数の和:1165

約数の個数: 24

約数和(自身を含む): 35735808

約数和(自身を除く): 12864519

約数列:

[1, 3, 7, 21, 49, 147, 157, 471, 991, 1099, 2973, 3297, 6937, 7693, 20811, 23079, 48559, 145677, 155587, 466761, 1089109, 3267327, 7623763, 22871289]

約数ペア:

[(1, 22871289), (3, 7623763), (7, 3267327), (21, 1089109), (49, 466761), (147, 155587), (157, 145677), (471, 48559), (991, 23079), (1099, 20811), (2973, 7693), (3297, 6937)]