219214815

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{2237}}^1$

素因数の和:2431

約数の個数: 32

約数和(自身を含む): 360944640

約数和(自身を除く): 141729825

約数列:

[1, 3, 5, 15, 47, 139, 141, 235, 417, 695, 705, 2085, 2237, 6533, 6711, 11185, 19599, 32665, 33555, 97995, 105139, 310943, 315417, 525695, 932829, 1554715, 1577085, 4664145, 14614321, 43842963, 73071605, 219214815]

約数ペア:

[(1, 219214815), (3, 73071605), (5, 43842963), (15, 14614321), (47, 4664145), (139, 1577085), (141, 1554715), (235, 932829), (417, 525695), (695, 315417), (705, 310943), (2085, 105139), (2237, 97995), (6533, 33555), (6711, 32665), (11185, 19599)]