71858247

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{5231}}^1$

素因数の和:5494

約数の個数: 16

約数和(自身を含む): 101291520

約数和(自身を除く): 29433273

約数列:

[1, 3, 19, 57, 241, 723, 4579, 5231, 13737, 15693, 99389, 298167, 1260671, 3782013, 23952749, 71858247]

約数ペア:

[(1, 71858247), (3, 23952749), (19, 3782013), (57, 1260671), (241, 298167), (723, 99389), (4579, 15693), (5231, 13737)]