31104815

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{857}}^1$

素因数の和:947

約数の個数: 32

約数和(自身を含む): 45961344

約数和(自身を除く): 14856529

約数列:

[1, 5, 7, 17, 35, 61, 85, 119, 305, 427, 595, 857, 1037, 2135, 4285, 5185, 5999, 7259, 14569, 29995, 36295, 52277, 72845, 101983, 261385, 365939, 509915, 888709, 1829695, 4443545, 6220963, 31104815]

約数ペア:

[(1, 31104815), (5, 6220963), (7, 4443545), (17, 1829695), (35, 888709), (61, 509915), (85, 365939), (119, 261385), (305, 101983), (427, 72845), (595, 52277), (857, 36295), (1037, 29995), (2135, 14569), (4285, 7259), (5185, 5999)]