179221623

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{2861}}^1$

素因数の和:3047

約数の個数: 32

約数和(自身を含む): 289405440

約数和(自身を除く): 110183817

約数列:

[1, 3, 7, 19, 21, 57, 133, 157, 399, 471, 1099, 2861, 2983, 3297, 8583, 8949, 20027, 20881, 54359, 60081, 62643, 163077, 380513, 449177, 1141539, 1347531, 3144239, 8534363, 9432717, 25603089, 59740541, 179221623]

約数ペア:

[(1, 179221623), (3, 59740541), (7, 25603089), (19, 9432717), (21, 8534363), (57, 3144239), (133, 1347531), (157, 1141539), (399, 449177), (471, 380513), (1099, 163077), (2861, 62643), (2983, 60081), (3297, 54359), (8583, 20881), (8949, 20027)]