1161720495

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{661949}}^1$

素因数の和:661976

約数の個数: 32

約数和(自身を含む): 2224152000

約数和(自身を除く): 1062431505

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 117, 135, 195, 351, 585, 1755, 661949, 1985847, 3309745, 5957541, 8605337, 9929235, 17872623, 25816011, 29787705, 43026685, 77448033, 89363115, 129080055, 232344099, 387240165, 1161720495]

約数ペア:

[(1, 1161720495), (3, 387240165), (5, 232344099), (9, 129080055), (13, 89363115), (15, 77448033), (27, 43026685), (39, 29787705), (45, 25816011), (65, 17872623), (117, 9929235), (135, 8605337), (195, 5957541), (351, 3309745), (585, 1985847), (1755, 661949)]