164557449

素因数分解:

$3^2\times 7^1\times {\mathrm{197}}^1\times {\mathrm{13259}}^1$

素因数の和:13469

約数の個数: 24

約数和(自身を含む): 273049920

約数和(自身を除く): 108492471

約数列:

[1, 3, 7, 9, 21, 63, 197, 591, 1379, 1773, 4137, 12411, 13259, 39777, 92813, 119331, 278439, 835317, 2612023, 7836069, 18284161, 23508207, 54852483, 164557449]

約数ペア:

[(1, 164557449), (3, 54852483), (7, 23508207), (9, 18284161), (21, 7836069), (63, 2612023), (197, 835317), (591, 278439), (1379, 119331), (1773, 92813), (4137, 39777), (12411, 13259)]