77237769

素因数分解:

$3^1\times 7^4\times {\mathrm{10723}}^1$

素因数の和:10754

約数の個数: 20

約数和(自身を含む): 120151696

約数和(自身を除く): 42913927

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 2401, 7203, 10723, 32169, 75061, 225183, 525427, 1576281, 3677989, 11033967, 25745923, 77237769]

約数ペア:

[(1, 77237769), (3, 25745923), (7, 11033967), (21, 3677989), (49, 1576281), (147, 525427), (343, 225183), (1029, 75061), (2401, 32169), (7203, 10723)]