778828726

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{193}}^1\times {\mathrm{11939}}^1$

素因数の和:12160

約数の個数: 24

約数和(自身を含む): 1271681640

約数和(自身を除く): 492852914

約数列:

[1, 2, 13, 26, 169, 193, 338, 386, 2509, 5018, 11939, 23878, 32617, 65234, 155207, 310414, 2017691, 2304227, 4035382, 4608454, 29954951, 59909902, 389414363, 778828726]

約数ペア:

[(1, 778828726), (2, 389414363), (13, 59909902), (26, 29954951), (169, 4608454), (193, 4035382), (338, 2304227), (386, 2017691), (2509, 310414), (5018, 155207), (11939, 65234), (23878, 32617)]