42820456

素因数分解:

$2^3\times 7^1\times {\mathrm{97}}^1\times {\mathrm{7883}}^1$

素因数の和:7993

約数の個数: 32

約数和(自身を含む): 92715840

約数和(自身を除く): 49895384

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 97, 194, 388, 679, 776, 1358, 2716, 5432, 7883, 15766, 31532, 55181, 63064, 110362, 220724, 441448, 764651, 1529302, 3058604, 5352557, 6117208, 10705114, 21410228, 42820456]

約数ペア:

[(1, 42820456), (2, 21410228), (4, 10705114), (7, 6117208), (8, 5352557), (14, 3058604), (28, 1529302), (56, 764651), (97, 441448), (194, 220724), (388, 110362), (679, 63064), (776, 55181), (1358, 31532), (2716, 15766), (5432, 7883)]