890254554

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{218521}}^1$

素因数の和:218630

約数の個数: 32

約数和(自身を含む): 2055854976

約数和(自身を除く): 1165600422

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 97, 194, 291, 582, 679, 1358, 2037, 4074, 218521, 437042, 655563, 1311126, 1529647, 3059294, 4588941, 9177882, 21196537, 42393074, 63589611, 127179222, 148375759, 296751518, 445127277, 890254554]

約数ペア:

[(1, 890254554), (2, 445127277), (3, 296751518), (6, 148375759), (7, 127179222), (14, 63589611), (21, 42393074), (42, 21196537), (97, 9177882), (194, 4588941), (291, 3059294), (582, 1529647), (679, 1311126), (1358, 655563), (2037, 437042), (4074, 218521)]