78781892

素因数分解:

$2^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{38543}}^1$

素因数の和:38627

約数の個数: 24

約数和(自身を含む): 159726336

約数和(自身を除く): 80944444

約数列:

[1, 2, 4, 7, 14, 28, 73, 146, 292, 511, 1022, 2044, 38543, 77086, 154172, 269801, 539602, 1079204, 2813639, 5627278, 11254556, 19695473, 39390946, 78781892]

約数ペア:

[(1, 78781892), (2, 39390946), (4, 19695473), (7, 11254556), (14, 5627278), (28, 2813639), (73, 1079204), (146, 539602), (292, 269801), (511, 154172), (1022, 77086), (2044, 38543)]