65148321

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{2437}}^1$

素因数の和:2533

約数の個数: 32

約数和(自身を含む): 106101760

約数和(自身を除く): 40953439

約数列:

[1, 3, 7, 19, 21, 57, 67, 133, 201, 399, 469, 1273, 1407, 2437, 3819, 7311, 8911, 17059, 26733, 46303, 51177, 138909, 163279, 324121, 489837, 972363, 1142953, 3102301, 3428859, 9306903, 21716107, 65148321]

約数ペア:

[(1, 65148321), (3, 21716107), (7, 9306903), (19, 3428859), (21, 3102301), (57, 1142953), (67, 972363), (133, 489837), (201, 324121), (399, 163279), (469, 138909), (1273, 51177), (1407, 46303), (2437, 26733), (3819, 17059), (7311, 8911)]