71970249

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{10667}}^1$

素因数の和:10856

約数の個数: 16

約数和(自身を含む): 103948992

約数和(自身を除く): 31978743

約数列:

[1, 3, 13, 39, 173, 519, 2249, 6747, 10667, 32001, 138671, 416013, 1845391, 5536173, 23990083, 71970249]

約数ペア:

[(1, 71970249), (3, 23990083), (13, 5536173), (39, 1845391), (173, 416013), (519, 138671), (2249, 32001), (6747, 10667)]