1881423

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:239

約数の個数: 24

約数和(自身を含む): 2901600

約数和(自身を除く): 1020177

約数列:

[1, 3, 9, 23, 61, 69, 149, 183, 207, 447, 549, 1341, 1403, 3427, 4209, 9089, 10281, 12627, 27267, 30843, 81801, 209047, 627141, 1881423]

約数ペア:

[(1, 1881423), (3, 627141), (9, 209047), (23, 81801), (61, 30843), (69, 27267), (149, 12627), (183, 10281), (207, 9089), (447, 4209), (549, 3427), (1341, 1403)]