13561947

素因数分解:

$3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{3529}}^1$

素因数の和:3603

約数の個数: 24

約数和(自身を含む): 22761440

約数和(自身を除く): 9199493

約数列:

[1, 3, 7, 9, 21, 61, 63, 183, 427, 549, 1281, 3529, 3843, 10587, 24703, 31761, 74109, 215269, 222327, 645807, 1506883, 1937421, 4520649, 13561947]

約数ペア:

[(1, 13561947), (3, 4520649), (7, 1937421), (9, 1506883), (21, 645807), (61, 222327), (63, 215269), (183, 74109), (427, 31761), (549, 24703), (1281, 10587), (3529, 3843)]