263462679

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{237997}}^1$

素因数の和:238047

約数の個数: 16

約数和(自身を含む): 399836640

約数和(自身を除く): 136373961

約数列:

[1, 3, 9, 27, 41, 123, 369, 1107, 237997, 713991, 2141973, 6425919, 9757877, 29273631, 87820893, 263462679]

約数ペア:

[(1, 263462679), (3, 87820893), (9, 29273631), (27, 9757877), (41, 6425919), (123, 2141973), (369, 713991), (1107, 237997)]