56720001

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1709}}^1$

素因数の和:1785

約数の個数: 32

約数和(自身を含む): 87333120

約数和(自身を除く): 30613119

約数列:

[1, 3, 13, 23, 37, 39, 69, 111, 299, 481, 851, 897, 1443, 1709, 2553, 5127, 11063, 22217, 33189, 39307, 63233, 66651, 117921, 189699, 510991, 822029, 1454359, 1532973, 2466087, 4363077, 18906667, 56720001]

約数ペア:

[(1, 56720001), (3, 18906667), (13, 4363077), (23, 2466087), (37, 1532973), (39, 1454359), (69, 822029), (111, 510991), (299, 189699), (481, 117921), (851, 66651), (897, 63233), (1443, 39307), (1709, 33189), (2553, 22217), (5127, 11063)]