647558544

素因数分解:

$2^4\times 3^1\times {\mathrm{13490803}}^1$

素因数の和:13490814

約数の個数: 20

約数和(自身を含む): 1672859696

約数和(自身を除く): 1025301152

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 13490803, 26981606, 40472409, 53963212, 80944818, 107926424, 161889636, 215852848, 323779272, 647558544]

約数ペア:

[(1, 647558544), (2, 323779272), (3, 215852848), (4, 161889636), (6, 107926424), (8, 80944818), (12, 53963212), (16, 40472409), (24, 26981606), (48, 13490803)]