218218131

素因数分解:

$3^6\times {\mathrm{127}}^1\times {\mathrm{2357}}^1$

素因数の和:2502

約数の個数: 28

約数和(自身を含む): 329893632

約数和(自身を除く): 111675501

約数列:

[1, 3, 9, 27, 81, 127, 243, 381, 729, 1143, 2357, 3429, 7071, 10287, 21213, 30861, 63639, 92583, 190917, 299339, 572751, 898017, 1718253, 2694051, 8082153, 24246459, 72739377, 218218131]

約数ペア:

[(1, 218218131), (3, 72739377), (9, 24246459), (27, 8082153), (81, 2694051), (127, 1718253), (243, 898017), (381, 572751), (729, 299339), (1143, 190917), (2357, 92583), (3429, 63639), (7071, 30861), (10287, 21213)]