243338530

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{7621}}^1$

素因数の和:7762

約数の個数: 32

約数和(自身を含む): 456588288

約数和(自身を除く): 213249758

約数列:

[1, 2, 5, 10, 31, 62, 103, 155, 206, 310, 515, 1030, 3193, 6386, 7621, 15242, 15965, 31930, 38105, 76210, 236251, 472502, 784963, 1181255, 1569926, 2362510, 3924815, 7849630, 24333853, 48667706, 121669265, 243338530]

約数ペア:

[(1, 243338530), (2, 121669265), (5, 48667706), (10, 24333853), (31, 7849630), (62, 3924815), (103, 2362510), (155, 1569926), (206, 1181255), (310, 784963), (515, 472502), (1030, 236251), (3193, 76210), (6386, 38105), (7621, 31930), (15242, 15965)]