81181005

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{431}}^1\times {\mathrm{433}}^1$

素因数の和:901

約数の個数: 32

約数和(自身を含む): 134991360

約数和(自身を除く): 53810355

約数列:

[1, 3, 5, 15, 29, 87, 145, 431, 433, 435, 1293, 1299, 2155, 2165, 6465, 6495, 12499, 12557, 37497, 37671, 62495, 62785, 186623, 187485, 188355, 559869, 933115, 2799345, 5412067, 16236201, 27060335, 81181005]

約数ペア:

[(1, 81181005), (3, 27060335), (5, 16236201), (15, 5412067), (29, 2799345), (87, 933115), (145, 559869), (431, 188355), (433, 187485), (435, 186623), (1293, 62785), (1299, 62495), (2155, 37671), (2165, 37497), (6465, 12557), (6495, 12499)]