2016449841

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{953}}^1\times {\mathrm{5303}}^1$

素因数の和:6285

約数の個数: 32

約数和(自身を含む): 3238410240

約数和(自身を除く): 1221960399

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 953, 2859, 5303, 6671, 15909, 18107, 20013, 37121, 54321, 100757, 111363, 126749, 302271, 380247, 705299, 2115897, 5053759, 15161277, 35376313, 96021421, 106128939, 288064263, 672149947, 2016449841]

約数ペア:

[(1, 2016449841), (3, 672149947), (7, 288064263), (19, 106128939), (21, 96021421), (57, 35376313), (133, 15161277), (399, 5053759), (953, 2115897), (2859, 705299), (5303, 380247), (6671, 302271), (15909, 126749), (18107, 111363), (20013, 100757), (37121, 54321)]