720121103

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{22619}}^1$

素因数の和:22742

約数の個数: 16

約数和(自身を含む): 810700800

約数和(自身を除く): 90579697

約数列:

[1, 13, 31, 79, 403, 1027, 2449, 22619, 31837, 294047, 701189, 1786901, 9115457, 23229713, 55393931, 720121103]

約数ペア:

[(1, 720121103), (13, 55393931), (31, 23229713), (79, 9115457), (403, 1786901), (1027, 701189), (2449, 294047), (22619, 31837)]