1407051

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{599}}^1$

素因数の和:640

約数の個数: 20

約数和(自身を含む): 2178000

約数和(自身を除く): 770949

約数列:

[1, 3, 9, 27, 29, 81, 87, 261, 599, 783, 1797, 2349, 5391, 16173, 17371, 48519, 52113, 156339, 469017, 1407051]

約数ペア:

[(1, 1407051), (3, 469017), (9, 156339), (27, 52113), (29, 48519), (81, 17371), (87, 16173), (261, 5391), (599, 2349), (783, 1797)]