1278702930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{42623431}}^1$

素因数の和:42623441

約数の個数: 16

約数和(自身を含む): 3068887104

約数和(自身を除く): 1790184174

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 42623431, 85246862, 127870293, 213117155, 255740586, 426234310, 639351465, 1278702930]

約数ペア:

[(1, 1278702930), (2, 639351465), (3, 426234310), (5, 255740586), (6, 213117155), (10, 127870293), (15, 85246862), (30, 42623431)]