25821422

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{271}}^1$

素因数の和:416

約数の個数: 32

約数和(自身を含む): 43711488

約数和(自身を除く): 17890066

約数列:

[1, 2, 11, 22, 61, 71, 122, 142, 271, 542, 671, 781, 1342, 1562, 2981, 4331, 5962, 8662, 16531, 19241, 33062, 38482, 47641, 95282, 181841, 211651, 363682, 423302, 1173701, 2347402, 12910711, 25821422]

約数ペア:

[(1, 25821422), (2, 12910711), (11, 2347402), (22, 1173701), (61, 423302), (71, 363682), (122, 211651), (142, 181841), (271, 95282), (542, 47641), (671, 38482), (781, 33062), (1342, 19241), (1562, 16531), (2981, 8662), (4331, 5962)]