30561815

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^2$

素因数の和:219

約数の個数: 24

約数和(自身を含む): 39420288

約数和(自身を除く): 8858473

約数列:

[1, 5, 31, 37, 73, 155, 185, 365, 1147, 2263, 2701, 5329, 5735, 11315, 13505, 26645, 83731, 165199, 197173, 418655, 825995, 985865, 6112363, 30561815]

約数ペア:

[(1, 30561815), (5, 6112363), (31, 985865), (37, 825995), (73, 418655), (155, 197173), (185, 165199), (365, 83731), (1147, 26645), (2263, 13505), (2701, 11315), (5329, 5735)]