233764947

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{221999}}^1$

素因数の和:222024

約数の個数: 20

約数和(自身を含む): 376068000

約数和(自身を除く): 142303053

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 221999, 665997, 1997991, 2885987, 5993973, 8657961, 17981919, 25973883, 77921649, 233764947]

約数ペア:

[(1, 233764947), (3, 77921649), (9, 25973883), (13, 17981919), (27, 8657961), (39, 5993973), (81, 2885987), (117, 1997991), (351, 665997), (1053, 221999)]