31356314

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1999}}^1$

素因数の和:2066

約数の個数: 32

約数和(自身を含む): 55296000

約数和(自身を除く): 23939686

約数列:

[1, 2, 11, 22, 23, 31, 46, 62, 253, 341, 506, 682, 713, 1426, 1999, 3998, 7843, 15686, 21989, 43978, 45977, 61969, 91954, 123938, 505747, 681659, 1011494, 1363318, 1425287, 2850574, 15678157, 31356314]

約数ペア:

[(1, 31356314), (2, 15678157), (11, 2850574), (22, 1425287), (23, 1363318), (31, 1011494), (46, 681659), (62, 505747), (253, 123938), (341, 91954), (506, 61969), (682, 45977), (713, 43978), (1426, 21989), (1999, 15686), (3998, 7843)]