561616

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{3191}}^1$

素因数の和:3210

約数の個数: 20

約数和(自身を含む): 1187424

約数和(自身を除く): 625808

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 3191, 6382, 12764, 25528, 35101, 51056, 70202, 140404, 280808, 561616]

約数ペア:

[(1, 561616), (2, 280808), (4, 140404), (8, 70202), (11, 51056), (16, 35101), (22, 25528), (44, 12764), (88, 6382), (176, 3191)]