128739942

素因数分解:

$2^1\times 3^8\times {\mathrm{9811}}^1$

素因数の和:9837

約数の個数: 36

約数和(自身を含む): 289679676

約数和(自身を除く): 160939734

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486, 729, 1458, 2187, 4374, 6561, 9811, 13122, 19622, 29433, 58866, 88299, 176598, 264897, 529794, 794691, 1589382, 2384073, 4768146, 7152219, 14304438, 21456657, 42913314, 64369971, 128739942]

約数ペア:

[(1, 128739942), (2, 64369971), (3, 42913314), (6, 21456657), (9, 14304438), (18, 7152219), (27, 4768146), (54, 2384073), (81, 1589382), (162, 794691), (243, 529794), (486, 264897), (729, 176598), (1458, 88299), (2187, 58866), (4374, 29433), (6561, 19622), (9811, 13122)]