9720795

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{2153}}^1$

素因数の和:2211

約数の個数: 32

約数和(自身を含む): 18196992

約数和(自身を除く): 8476197

約数列:

[1, 3, 5, 7, 15, 21, 35, 43, 105, 129, 215, 301, 645, 903, 1505, 2153, 4515, 6459, 10765, 15071, 32295, 45213, 75355, 92579, 226065, 277737, 462895, 648053, 1388685, 1944159, 3240265, 9720795]

約数ペア:

[(1, 9720795), (3, 3240265), (5, 1944159), (7, 1388685), (15, 648053), (21, 462895), (35, 277737), (43, 226065), (105, 92579), (129, 75355), (215, 45213), (301, 32295), (645, 15071), (903, 10765), (1505, 6459), (2153, 4515)]