128643616

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{93491}}^1$

素因数の和:93544

約数の個数: 24

約数和(自身を含む): 259159824

約数和(自身を除く): 130516208

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 172, 344, 688, 1376, 93491, 186982, 373964, 747928, 1495856, 2991712, 4020113, 8040226, 16080452, 32160904, 64321808, 128643616]

約数ペア:

[(1, 128643616), (2, 64321808), (4, 32160904), (8, 16080452), (16, 8040226), (32, 4020113), (43, 2991712), (86, 1495856), (172, 747928), (344, 373964), (688, 186982), (1376, 93491)]