30897819

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{1789}}^1$

素因数の和:1915

約数の個数: 24

約数和(自身を含む): 47470800

約数和(自身を除く): 16572981

約数列:

[1, 3, 9, 19, 57, 101, 171, 303, 909, 1789, 1919, 5367, 5757, 16101, 17271, 33991, 101973, 180689, 305919, 542067, 1626201, 3433091, 10299273, 30897819]

約数ペア:

[(1, 30897819), (3, 10299273), (9, 3433091), (19, 1626201), (57, 542067), (101, 305919), (171, 180689), (303, 101973), (909, 33991), (1789, 17271), (1919, 16101), (5367, 5757)]