219778845

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{102461}}^1$

素因数の和:102493

約数の個数: 32

約数和(自身を含む): 413126784

約数和(自身を除く): 193347939

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 55, 65, 143, 165, 195, 429, 715, 2145, 102461, 307383, 512305, 1127071, 1331993, 1536915, 3381213, 3995979, 5635355, 6659965, 14651923, 16906065, 19979895, 43955769, 73259615, 219778845]

約数ペア:

[(1, 219778845), (3, 73259615), (5, 43955769), (11, 19979895), (13, 16906065), (15, 14651923), (33, 6659965), (39, 5635355), (55, 3995979), (65, 3381213), (143, 1536915), (165, 1331993), (195, 1127071), (429, 512305), (715, 307383), (2145, 102461)]