181947345

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{2713}}^1$

素因数の和:3001

約数の個数: 32

約数和(自身を含む): 309526272

約数和(自身を除く): 127578927

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 263, 789, 1315, 2713, 3945, 4471, 8139, 13413, 13565, 22355, 40695, 46121, 67065, 138363, 230605, 691815, 713519, 2140557, 3567595, 10702785, 12129823, 36389469, 60649115, 181947345]

約数ペア:

[(1, 181947345), (3, 60649115), (5, 36389469), (15, 12129823), (17, 10702785), (51, 3567595), (85, 2140557), (255, 713519), (263, 691815), (789, 230605), (1315, 138363), (2713, 67065), (3945, 46121), (4471, 40695), (8139, 22355), (13413, 13565)]