138405514

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{171719}}^1$

素因数の和:171765

約数の個数: 16

約数和(自身を含む): 230791680

約数和(自身を除く): 92386166

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 171719, 343438, 2232347, 4464694, 5323289, 10646578, 69202757, 138405514]

約数ペア:

[(1, 138405514), (2, 69202757), (13, 10646578), (26, 5323289), (31, 4464694), (62, 2232347), (403, 343438), (806, 171719)]