140721921

素因数分解:

$3^3\times {\mathrm{829}}^1\times {\mathrm{6287}}^1$

素因数の和:7125

約数の個数: 16

約数和(自身を含む): 208761600

約数和(自身を除く): 68039679

約数列:

[1, 3, 9, 27, 829, 2487, 6287, 7461, 18861, 22383, 56583, 169749, 5211923, 15635769, 46907307, 140721921]

約数ペア:

[(1, 140721921), (3, 46907307), (9, 15635769), (27, 5211923), (829, 169749), (2487, 56583), (6287, 22383), (7461, 18861)]