242098563

素因数分解:

$3^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{40169}}^1$

素因数の和:40227

約数の個数: 24

約数和(自身を含む): 384667920

約数和(自身を除く): 142569357

約数列:

[1, 3, 7, 21, 41, 49, 123, 147, 287, 861, 2009, 6027, 40169, 120507, 281183, 843549, 1646929, 1968281, 4940787, 5904843, 11528503, 34585509, 80699521, 242098563]

約数ペア:

[(1, 242098563), (3, 80699521), (7, 34585509), (21, 11528503), (41, 5904843), (49, 4940787), (123, 1968281), (147, 1646929), (287, 843549), (861, 281183), (2009, 120507), (6027, 40169)]