131118

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^2$

素因数の和:100

約数の個数: 24

約数和(自身を含む): 289464

約数和(自身を除く): 158346

約数列:

[1, 2, 3, 6, 13, 26, 39, 41, 78, 82, 123, 246, 533, 1066, 1599, 1681, 3198, 3362, 5043, 10086, 21853, 43706, 65559, 131118]

約数ペア:

[(1, 131118), (2, 65559), (3, 43706), (6, 21853), (13, 10086), (26, 5043), (39, 3362), (41, 3198), (78, 1681), (82, 1599), (123, 1066), (246, 533)]