251150979

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{23339}}^1$

素因数の和:23570

約数の個数: 16

約数和(自身を含む): 356261760

約数和(自身を除く): 105110781

約数列:

[1, 3, 17, 51, 211, 633, 3587, 10761, 23339, 70017, 396763, 1190289, 4924529, 14773587, 83716993, 251150979]

約数ペア:

[(1, 251150979), (3, 83716993), (17, 14773587), (51, 4924529), (211, 1190289), (633, 396763), (3587, 70017), (10761, 23339)]