1320221735

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{11971}}^1$

素因数の和:12143

約数の個数: 32

約数和(自身を含む): 1903260672

約数和(自身を除く): 583038937

約数列:

[1, 5, 7, 23, 35, 115, 137, 161, 685, 805, 959, 3151, 4795, 11971, 15755, 22057, 59855, 83797, 110285, 275333, 418985, 1376665, 1640027, 1927331, 8200135, 9636655, 11480189, 37720621, 57400945, 188603105, 264044347, 1320221735]

約数ペア:

[(1, 1320221735), (5, 264044347), (7, 188603105), (23, 57400945), (35, 37720621), (115, 11480189), (137, 9636655), (161, 8200135), (685, 1927331), (805, 1640027), (959, 1376665), (3151, 418985), (4795, 275333), (11971, 110285), (15755, 83797), (22057, 59855)]