42472521

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{51859}}^1$

素因数の和:51885

約数の個数: 24

約数和(自身を含む): 75508160

約数和(自身を除く): 33035639

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 51859, 155577, 363013, 466731, 674167, 1089039, 2022501, 3267117, 4719169, 6067503, 14157507, 42472521]

約数ペア:

[(1, 42472521), (3, 14157507), (7, 6067503), (9, 4719169), (13, 3267117), (21, 2022501), (39, 1089039), (63, 674167), (91, 466731), (117, 363013), (273, 155577), (819, 51859)]