140736447

素因数分解:

$3^4\times {\mathrm{127}}^1\times {\mathrm{13681}}^1$

素因数の和:13820

約数の個数: 20

約数和(自身を含む): 211906816

約数和(自身を除く): 71170369

約数列:

[1, 3, 9, 27, 81, 127, 381, 1143, 3429, 10287, 13681, 41043, 123129, 369387, 1108161, 1737487, 5212461, 15637383, 46912149, 140736447]

約数ペア:

[(1, 140736447), (3, 46912149), (9, 15637383), (27, 5212461), (81, 1737487), (127, 1108161), (381, 369387), (1143, 123129), (3429, 41043), (10287, 13681)]