211098531

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{23003}}^1$

素因数の和:23055

約数の個数: 32

約数和(自身を含む): 353341440

約数和(自身を除く): 142242909

約数列:

[1, 3, 7, 19, 21, 23, 57, 69, 133, 161, 399, 437, 483, 1311, 3059, 9177, 23003, 69009, 161021, 437057, 483063, 529069, 1311171, 1587207, 3059399, 3703483, 9178197, 10052311, 11110449, 30156933, 70366177, 211098531]

約数ペア:

[(1, 211098531), (3, 70366177), (7, 30156933), (19, 11110449), (21, 10052311), (23, 9178197), (57, 3703483), (69, 3059399), (133, 1587207), (161, 1311171), (399, 529069), (437, 483063), (483, 437057), (1311, 161021), (3059, 69009), (9177, 23003)]