1405298999

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1999}}^1\times {\mathrm{3181}}^1$

素因数の和:5210

約数の個数: 16

約数和(自身を含む): 1603728000

約数和(自身を除く): 198429001

約数列:

[1, 13, 17, 221, 1999, 3181, 25987, 33983, 41353, 54077, 441779, 703001, 6358819, 82664647, 108099923, 1405298999]

約数ペア:

[(1, 1405298999), (13, 108099923), (17, 82664647), (221, 6358819), (1999, 703001), (3181, 441779), (25987, 54077), (33983, 41353)]