1290280418

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1510867}}^1$

素因数の和:1510937

約数の個数: 16

約数和(自身を含む): 2248171584

約数和(自身を除く): 957891166

約数列:

[1, 2, 7, 14, 61, 122, 427, 854, 1510867, 3021734, 10576069, 21152138, 92162887, 184325774, 645140209, 1290280418]

約数ペア:

[(1, 1290280418), (2, 645140209), (7, 184325774), (14, 92162887), (61, 21152138), (122, 10576069), (427, 3021734), (854, 1510867)]