258865744

素因数分解:

$2^4\times {\mathrm{659}}^1\times {\mathrm{24551}}^1$

素因数の和:25218

約数の個数: 20

約数和(自身を含む): 502333920

約数和(自身を除く): 243468176

約数列:

[1, 2, 4, 8, 16, 659, 1318, 2636, 5272, 10544, 24551, 49102, 98204, 196408, 392816, 16179109, 32358218, 64716436, 129432872, 258865744]

約数ペア:

[(1, 258865744), (2, 129432872), (4, 64716436), (8, 32358218), (16, 16179109), (659, 392816), (1318, 196408), (2636, 98204), (5272, 49102), (10544, 24551)]