531373527

素因数分解:

$3^4\times {\mathrm{313}}^1\times {\mathrm{20959}}^1$

素因数の和:21284

約数の個数: 20

約数和(自身を含む): 796354240

約数和(自身を除く): 264980713

約数列:

[1, 3, 9, 27, 81, 313, 939, 2817, 8451, 20959, 25353, 62877, 188631, 565893, 1697679, 6560167, 19680501, 59041503, 177124509, 531373527]

約数ペア:

[(1, 531373527), (3, 177124509), (9, 59041503), (27, 19680501), (81, 6560167), (313, 1697679), (939, 565893), (2817, 188631), (8451, 62877), (20959, 25353)]