2761119

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:255

約数の個数: 24

約数和(自身を含む): 4212000

約数和(自身を除く): 1450881

約数列:

[1, 3, 9, 29, 71, 87, 149, 213, 261, 447, 639, 1341, 2059, 4321, 6177, 10579, 12963, 18531, 31737, 38889, 95211, 306791, 920373, 2761119]

約数ペア:

[(1, 2761119), (3, 920373), (9, 306791), (29, 95211), (71, 38889), (87, 31737), (149, 18531), (213, 12963), (261, 10579), (447, 6177), (639, 4321), (1341, 2059)]