77117265

素因数分解:

$3^6\times 5^1\times {\mathrm{21157}}^1$

素因数の和:21180

約数の個数: 28

約数和(自身を含む): 138754164

約数和(自身を除く): 61636899

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 729, 1215, 3645, 21157, 63471, 105785, 190413, 317355, 571239, 952065, 1713717, 2856195, 5141151, 8568585, 15423453, 25705755, 77117265]

約数ペア:

[(1, 77117265), (3, 25705755), (5, 15423453), (9, 8568585), (15, 5141151), (27, 2856195), (45, 1713717), (81, 952065), (135, 571239), (243, 317355), (405, 190413), (729, 105785), (1215, 63471), (3645, 21157)]