89638549

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{601}}^1$

素因数の和:781

約数の個数: 32

約数和(自身を含む): 121363200

約数和(自身を除く): 31724651

約数列:

[1, 7, 11, 13, 77, 91, 143, 149, 601, 1001, 1043, 1639, 1937, 4207, 6611, 7813, 11473, 13559, 21307, 46277, 54691, 85943, 89549, 149149, 601601, 626843, 985039, 1164137, 6895273, 8148959, 12805507, 89638549]

約数ペア:

[(1, 89638549), (7, 12805507), (11, 8148959), (13, 6895273), (77, 1164137), (91, 985039), (143, 626843), (149, 601601), (601, 149149), (1001, 89549), (1043, 85943), (1639, 54691), (1937, 46277), (4207, 21307), (6611, 13559), (7813, 11473)]