230139

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1$

素因数の和:307

約数の個数: 24

約数和(自身を含む): 410592

約数和(自身を除く): 180453

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 281, 819, 843, 1967, 2529, 3653, 5901, 10959, 17703, 25571, 32877, 76713, 230139]

約数ペア:

[(1, 230139), (3, 76713), (7, 32877), (9, 25571), (13, 17703), (21, 10959), (39, 5901), (63, 3653), (91, 2529), (117, 1967), (273, 843), (281, 819)]