78321572

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{147221}}^1$

素因数の和:147251

約数の個数: 24

約数和(自身を含む): 164888640

約数和(自身を除く): 86567068

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 147221, 294442, 588884, 1030547, 2061094, 2797199, 4122188, 5594398, 11188796, 19580393, 39160786, 78321572]

約数ペア:

[(1, 78321572), (2, 39160786), (4, 19580393), (7, 11188796), (14, 5594398), (19, 4122188), (28, 2797199), (38, 2061094), (76, 1030547), (133, 588884), (266, 294442), (532, 147221)]