131840272

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{265807}}^1$

素因数の和:265846

約数の個数: 20

約数和(自身を含む): 263681536

約数和(自身を除く): 131841264

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 265807, 531614, 1063228, 2126456, 4252912, 8240017, 16480034, 32960068, 65920136, 131840272]

約数ペア:

[(1, 131840272), (2, 65920136), (4, 32960068), (8, 16480034), (16, 8240017), (31, 4252912), (62, 2126456), (124, 1063228), (248, 531614), (496, 265807)]