13072941

素因数分解:

$3^3\times 7^1\times {\mathrm{263}}^2$

素因数の和:542

約数の個数: 24

約数和(自身を含む): 22218560

約数和(自身を除く): 9145619

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 263, 789, 1841, 2367, 5523, 7101, 16569, 49707, 69169, 207507, 484183, 622521, 1452549, 1867563, 4357647, 13072941]

約数ペア:

[(1, 13072941), (3, 4357647), (7, 1867563), (9, 1452549), (21, 622521), (27, 484183), (63, 207507), (189, 69169), (263, 49707), (789, 16569), (1841, 7101), (2367, 5523)]