31401288

素因数分解:

$2^3\times 3^2\times {\mathrm{257}}^1\times {\mathrm{1697}}^1$

素因数の和:1966

約数の個数: 48

約数和(自身を含む): 85426380

約数和(自身を除く): 54025092

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 257, 514, 771, 1028, 1542, 1697, 2056, 2313, 3084, 3394, 4626, 5091, 6168, 6788, 9252, 10182, 13576, 15273, 18504, 20364, 30546, 40728, 61092, 122184, 436129, 872258, 1308387, 1744516, 2616774, 3489032, 3925161, 5233548, 7850322, 10467096, 15700644, 31401288]

約数ペア:

[(1, 31401288), (2, 15700644), (3, 10467096), (4, 7850322), (6, 5233548), (8, 3925161), (9, 3489032), (12, 2616774), (18, 1744516), (24, 1308387), (36, 872258), (72, 436129), (257, 122184), (514, 61092), (771, 40728), (1028, 30546), (1542, 20364), (1697, 18504), (2056, 15273), (2313, 13576), (3084, 10182), (3394, 9252), (4626, 6788), (5091, 6168)]