64975988

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{210961}}^1$

素因数の和:210983

約数の個数: 24

約数和(自身を含む): 141766464

約数和(自身を除く): 76790476

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 210961, 421922, 843844, 1476727, 2320571, 2953454, 4641142, 5906908, 9282284, 16243997, 32487994, 64975988]

約数ペア:

[(1, 64975988), (2, 32487994), (4, 16243997), (7, 9282284), (11, 5906908), (14, 4641142), (22, 2953454), (28, 2320571), (44, 1476727), (77, 843844), (154, 421922), (308, 210961)]