47891883

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{521}}^1\times {\mathrm{2357}}^1$

素因数の和:2894

約数の個数: 16

約数和(自身を含む): 68929056

約数和(自身を除く): 21037173

約数列:

[1, 3, 13, 39, 521, 1563, 2357, 6773, 7071, 20319, 30641, 91923, 1227997, 3683991, 15963961, 47891883]

約数ペア:

[(1, 47891883), (3, 15963961), (13, 3683991), (39, 1227997), (521, 91923), (1563, 30641), (2357, 20319), (6773, 7071)]