12961418

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{197}}^1\times {\mathrm{491}}^1$

素因数の和:757

約数の個数: 16

約数和(自身を含む): 19872864

約数和(自身を除く): 6911446

約数列:

[1, 2, 67, 134, 197, 394, 491, 982, 13199, 26398, 32897, 65794, 96727, 193454, 6480709, 12961418]

約数ペア:

[(1, 12961418), (2, 6480709), (67, 193454), (134, 96727), (197, 65794), (394, 32897), (491, 26398), (982, 13199)]