30440295

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{21821}}^1$

素因数の和:21863

約数の個数: 24

約数和(自身を含む): 54467712

約数和(自身を除く): 24027417

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 1395, 21821, 65463, 109105, 196389, 327315, 676451, 981945, 2029353, 3382255, 6088059, 10146765, 30440295]

約数ペア:

[(1, 30440295), (3, 10146765), (5, 6088059), (9, 3382255), (15, 2029353), (31, 981945), (45, 676451), (93, 327315), (155, 196389), (279, 109105), (465, 65463), (1395, 21821)]