346148140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1331339}}^1$

素因数の和:1331361

約数の個数: 24

約数和(自身を含む): 782827920

約数和(自身を除く): 436679780

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1331339, 2662678, 5325356, 6656695, 13313390, 17307407, 26626780, 34614814, 69229628, 86537035, 173074070, 346148140]

約数ペア:

[(1, 346148140), (2, 173074070), (4, 86537035), (5, 69229628), (10, 34614814), (13, 26626780), (20, 17307407), (26, 13313390), (52, 6656695), (65, 5325356), (130, 2662678), (260, 1331339)]