205735515

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{8111}}^1$

素因数の和:8227

約数の個数: 32

約数和(自身を含む): 350438400

約数和(自身を除く): 144702885

約数列:

[1, 3, 5, 15, 19, 57, 89, 95, 267, 285, 445, 1335, 1691, 5073, 8111, 8455, 24333, 25365, 40555, 121665, 154109, 462327, 721879, 770545, 2165637, 2311635, 3609395, 10828185, 13715701, 41147103, 68578505, 205735515]

約数ペア:

[(1, 205735515), (3, 68578505), (5, 41147103), (15, 13715701), (19, 10828185), (57, 3609395), (89, 2311635), (95, 2165637), (267, 770545), (285, 721879), (445, 462327), (1335, 154109), (1691, 121665), (5073, 40555), (8111, 25365), (8455, 24333)]