80731449

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{5821}}^1$

素因数の和:5917

約数の個数: 24

約数和(自身を含む): 123519552

約数和(自身を除く): 42788103

約数列:

[1, 3, 9, 23, 67, 69, 201, 207, 603, 1541, 4623, 5821, 13869, 17463, 52389, 133883, 390007, 401649, 1170021, 1204947, 3510063, 8970161, 26910483, 80731449]

約数ペア:

[(1, 80731449), (3, 26910483), (9, 8970161), (23, 3510063), (67, 1204947), (69, 1170021), (201, 401649), (207, 390007), (603, 133883), (1541, 52389), (4623, 17463), (5821, 13869)]