49991013

素因数分解:

$3^4\times {\mathrm{41}}^1\times {\mathrm{15053}}^1$

素因数の和:15106

約数の個数: 20

約数和(自身を含む): 76504428

約数和(自身を除く): 26513415

約数列:

[1, 3, 9, 27, 41, 81, 123, 369, 1107, 3321, 15053, 45159, 135477, 406431, 617173, 1219293, 1851519, 5554557, 16663671, 49991013]

約数ペア:

[(1, 49991013), (3, 16663671), (9, 5554557), (27, 1851519), (41, 1219293), (81, 617173), (123, 406431), (369, 135477), (1107, 45159), (3321, 15053)]