726128

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{3491}}^1$

素因数の和:3512

約数の個数: 20

約数和(自身を含む): 1515528

約数和(自身を除く): 789400

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 3491, 6982, 13964, 27928, 45383, 55856, 90766, 181532, 363064, 726128]

約数ペア:

[(1, 726128), (2, 363064), (4, 181532), (8, 90766), (13, 55856), (16, 45383), (26, 27928), (52, 13964), (104, 6982), (208, 3491)]