168991784

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{4093}}^1$

素因数の和:4509

約数の個数: 32

約数和(自身を含む): 342176520

約数和(自身を除く): 173184736

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 397, 794, 1588, 3176, 4093, 5161, 8186, 10322, 16372, 20644, 32744, 41288, 53209, 106418, 212836, 425672, 1624921, 3249842, 6499684, 12999368, 21123973, 42247946, 84495892, 168991784]

約数ペア:

[(1, 168991784), (2, 84495892), (4, 42247946), (8, 21123973), (13, 12999368), (26, 6499684), (52, 3249842), (104, 1624921), (397, 425672), (794, 212836), (1588, 106418), (3176, 53209), (4093, 41288), (5161, 32744), (8186, 20644), (10322, 16372)]