2518719

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:167

約数の個数: 32

約数和(自身を含む): 4091904

約数和(自身を除く): 1573185

約数列:

[1, 3, 7, 21, 31, 53, 73, 93, 159, 217, 219, 371, 511, 651, 1113, 1533, 1643, 2263, 3869, 4929, 6789, 11501, 11607, 15841, 27083, 34503, 47523, 81249, 119939, 359817, 839573, 2518719]

約数ペア:

[(1, 2518719), (3, 839573), (7, 359817), (21, 119939), (31, 81249), (53, 47523), (73, 34503), (93, 27083), (159, 15841), (217, 11607), (219, 11501), (371, 6789), (511, 4929), (651, 3869), (1113, 2263), (1533, 1643)]