64870652

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{210619}}^1$

素因数の和:210641

約数の個数: 24

約数和(自身を含む): 141536640

約数和(自身を除く): 76665988

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 210619, 421238, 842476, 1474333, 2316809, 2948666, 4633618, 5897332, 9267236, 16217663, 32435326, 64870652]

約数ペア:

[(1, 64870652), (2, 32435326), (4, 16217663), (7, 9267236), (11, 5897332), (14, 4633618), (22, 2948666), (28, 2316809), (44, 1474333), (77, 842476), (154, 421238), (308, 210619)]