1812417

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:268

約数の個数: 16

約数和(自身を含む): 2506752

約数和(自身を除く): 694335

約数列:

[1, 3, 67, 71, 127, 201, 213, 381, 4757, 8509, 9017, 14271, 25527, 27051, 604139, 1812417]

約数ペア:

[(1, 1812417), (3, 604139), (67, 27051), (71, 25527), (127, 14271), (201, 9017), (213, 8509), (381, 4757)]