20174144907

素因数分解:

$3^1\times 7^3\times {\mathrm{61}}^1\times {\mathrm{321403}}^1$

素因数の和:321488

約数の個数: 32

約数和(自身を含む): 31883276800

約数和(自身を除く): 11709131893

約数列:

[1, 3, 7, 21, 49, 61, 147, 183, 343, 427, 1029, 1281, 2989, 8967, 20923, 62769, 321403, 964209, 2249821, 6749463, 15748747, 19605583, 47246241, 58816749, 110241229, 137239081, 330723687, 411717243, 960673567, 2882020701, 6724714969, 20174144907]

約数ペア:

[(1, 20174144907), (3, 6724714969), (7, 2882020701), (21, 960673567), (49, 411717243), (61, 330723687), (147, 137239081), (183, 110241229), (343, 58816749), (427, 47246241), (1029, 19605583), (1281, 15748747), (2989, 6749463), (8967, 2249821), (20923, 964209), (62769, 321403)]