442721997

素因数分解:

$3^3\times {\mathrm{67}}^1\times {\mathrm{244733}}^1$

素因数の和:244809

約数の個数: 16

約数和(自身を含む): 665676480

約数和(自身を除く): 222954483

約数列:

[1, 3, 9, 27, 67, 201, 603, 1809, 244733, 734199, 2202597, 6607791, 16397111, 49191333, 147573999, 442721997]

約数ペア:

[(1, 442721997), (3, 147573999), (9, 49191333), (27, 16397111), (67, 6607791), (201, 2202597), (603, 734199), (1809, 244733)]