1278010702969

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{877}}^1\times {\mathrm{207971}}^1$

素因数の和:208886

約数の個数: 48

約数和(自身を含む): 1748572007616

約数和(自身を除く): 470561304647

約数列:

[1, 7, 11, 13, 49, 77, 91, 143, 539, 637, 877, 1001, 6139, 7007, 9647, 11401, 42973, 67529, 79807, 125411, 207971, 472703, 558649, 877877, 1455797, 2287681, 2703623, 6145139, 10190579, 16013767, 18925361, 29739853, 112096369, 132477527, 182390567, 208178971, 1276733969, 1457252797, 2006296237, 2371077371, 8937137783, 14044073659, 16597541597, 26081851081, 98308515613, 116182791179, 182572957567, 1278010702969]

約数ペア:

[(1, 1278010702969), (7, 182572957567), (11, 116182791179), (13, 98308515613), (49, 26081851081), (77, 16597541597), (91, 14044073659), (143, 8937137783), (539, 2371077371), (637, 2006296237), (877, 1457252797), (1001, 1276733969), (6139, 208178971), (7007, 182390567), (9647, 132477527), (11401, 112096369), (42973, 29739853), (67529, 18925361), (79807, 16013767), (125411, 10190579), (207971, 6145139), (472703, 2703623), (558649, 2287681), (877877, 1455797)]