217410064

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{316003}}^1$

素因数の和:316054

約数の個数: 20

約数和(自身を含む): 431029456

約数和(自身を除く): 213619392

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 316003, 632006, 1264012, 2528024, 5056048, 13588129, 27176258, 54352516, 108705032, 217410064]

約数ペア:

[(1, 217410064), (2, 108705032), (4, 54352516), (8, 27176258), (16, 13588129), (43, 5056048), (86, 2528024), (172, 1264012), (344, 632006), (688, 316003)]