209294385

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{2713}}^1$

素因数の和:2897

約数の個数: 32

約数和(自身を含む): 346523520

約数和(自身を除く): 137229135

約数列:

[1, 3, 5, 15, 37, 111, 139, 185, 417, 555, 695, 2085, 2713, 5143, 8139, 13565, 15429, 25715, 40695, 77145, 100381, 301143, 377107, 501905, 1131321, 1505715, 1885535, 5656605, 13952959, 41858877, 69764795, 209294385]

約数ペア:

[(1, 209294385), (3, 69764795), (5, 41858877), (15, 13952959), (37, 5656605), (111, 1885535), (139, 1505715), (185, 1131321), (417, 501905), (555, 377107), (695, 301143), (2085, 100381), (2713, 77145), (5143, 40695), (8139, 25715), (13565, 15429)]