80931501

素因数分解:

$3^3\times 7^1\times {\mathrm{457}}^1\times {\mathrm{937}}^1$

素因数の和:1410

約数の個数: 32

約数和(自身を含む): 137473280

約数和(自身を除く): 56541779

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 457, 937, 1371, 2811, 3199, 4113, 6559, 8433, 9597, 12339, 19677, 25299, 28791, 59031, 86373, 177093, 428209, 1284627, 2997463, 3853881, 8992389, 11561643, 26977167, 80931501]

約数ペア:

[(1, 80931501), (3, 26977167), (7, 11561643), (9, 8992389), (21, 3853881), (27, 2997463), (63, 1284627), (189, 428209), (457, 177093), (937, 86373), (1371, 59031), (2811, 28791), (3199, 25299), (4113, 19677), (6559, 12339), (8433, 9597)]