71719918

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1\times {\mathrm{3911}}^1$

素因数の和:4139

約数の個数: 16

約数和(自身を含む): 110271456

約数和(自身を除く): 38551538

約数列:

[1, 2, 53, 106, 173, 346, 3911, 7822, 9169, 18338, 207283, 414566, 676603, 1353206, 35859959, 71719918]

約数ペア:

[(1, 71719918), (2, 35859959), (53, 1353206), (106, 676603), (173, 414566), (346, 207283), (3911, 18338), (7822, 9169)]