178777768

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{8147}}^1$

素因数の和:8377

約数の個数: 32

約数和(自身を含む): 362748960

約数和(自身を除く): 183971192

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 211, 422, 844, 1688, 2743, 5486, 8147, 10972, 16294, 21944, 32588, 65176, 105911, 211822, 423644, 847288, 1719017, 3438034, 6876068, 13752136, 22347221, 44694442, 89388884, 178777768]

約数ペア:

[(1, 178777768), (2, 89388884), (4, 44694442), (8, 22347221), (13, 13752136), (26, 6876068), (52, 3438034), (104, 1719017), (211, 847288), (422, 423644), (844, 211822), (1688, 105911), (2743, 65176), (5486, 32588), (8147, 21944), (10972, 16294)]