78471969

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{601}}^1\times {\mathrm{613}}^1$

素因数の和:1288

約数の個数: 16

約数和(自身を含む): 106452864

約数和(自身を除く): 27980895

約数列:

[1, 3, 71, 213, 601, 613, 1803, 1839, 42671, 43523, 128013, 130569, 368413, 1105239, 26157323, 78471969]

約数ペア:

[(1, 78471969), (3, 26157323), (71, 1105239), (213, 368413), (601, 130569), (613, 128013), (1803, 43523), (1839, 42671)]