16439661

素因数分解:

$3^2\times 7^1\times {\mathrm{457}}^1\times {\mathrm{571}}^1$

素因数の和:1041

約数の個数: 24

約数和(自身を含む): 27245504

約数和(自身を除く): 10805843

約数列:

[1, 3, 7, 9, 21, 63, 457, 571, 1371, 1713, 3199, 3997, 4113, 5139, 9597, 11991, 28791, 35973, 260947, 782841, 1826629, 2348523, 5479887, 16439661]

約数ペア:

[(1, 16439661), (3, 5479887), (7, 2348523), (9, 1826629), (21, 782841), (63, 260947), (457, 35973), (571, 28791), (1371, 11991), (1713, 9597), (3199, 5139), (3997, 4113)]