66854641

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{3191}}^1$

素因数の和:3312

約数の個数: 16

約数和(自身を含む): 79365888

約数和(自身を除く): 12511247

約数列:

[1, 7, 41, 73, 287, 511, 2993, 3191, 20951, 22337, 130831, 232943, 915817, 1630601, 9550663, 66854641]

約数ペア:

[(1, 66854641), (7, 9550663), (41, 1630601), (73, 915817), (287, 232943), (511, 130831), (2993, 22337), (3191, 20951)]