81597615

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{3319}}^1$

素因数の和:3487

約数の個数: 32

約数和(自身を含む): 143424000

約数和(自身を除く): 61826385

約数列:

[1, 3, 5, 11, 15, 33, 55, 149, 165, 447, 745, 1639, 2235, 3319, 4917, 8195, 9957, 16595, 24585, 36509, 49785, 109527, 182545, 494531, 547635, 1483593, 2472655, 5439841, 7417965, 16319523, 27199205, 81597615]

約数ペア:

[(1, 81597615), (3, 27199205), (5, 16319523), (11, 7417965), (15, 5439841), (33, 2472655), (55, 1483593), (149, 547635), (165, 494531), (447, 182545), (745, 109527), (1639, 49785), (2235, 36509), (3319, 24585), (4917, 16595), (8195, 9957)]