31012527

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{2417}}^1$

素因数の和:2487

約数の個数: 32

約数和(自身を含む): 51996672

約数和(自身を除く): 20984145

約数列:

[1, 3, 7, 13, 21, 39, 47, 91, 141, 273, 329, 611, 987, 1833, 2417, 4277, 7251, 12831, 16919, 31421, 50757, 94263, 113599, 219947, 340797, 659841, 795193, 1476787, 2385579, 4430361, 10337509, 31012527]

約数ペア:

[(1, 31012527), (3, 10337509), (7, 4430361), (13, 2385579), (21, 1476787), (39, 795193), (47, 659841), (91, 340797), (141, 219947), (273, 113599), (329, 94263), (611, 50757), (987, 31421), (1833, 16919), (2417, 12831), (4277, 7251)]