81691005

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{13381}}^1$

素因数の和:13437

約数の個数: 32

約数和(自身を含む): 146452608

約数和(自身を除く): 64761603

約数列:

[1, 3, 5, 11, 15, 33, 37, 55, 111, 165, 185, 407, 555, 1221, 2035, 6105, 13381, 40143, 66905, 147191, 200715, 441573, 495097, 735955, 1485291, 2207865, 2475485, 5446067, 7426455, 16338201, 27230335, 81691005]

約数ペア:

[(1, 81691005), (3, 27230335), (5, 16338201), (11, 7426455), (15, 5446067), (33, 2475485), (37, 2207865), (55, 1485291), (111, 735955), (165, 495097), (185, 441573), (407, 200715), (555, 147191), (1221, 66905), (2035, 40143), (6105, 13381)]