77494815

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{1381}}^1$

素因数の和:1464

約数の個数: 48

約数和(自身を含む): 142290720

約数和(自身を除く): 64795905

約数列:

[1, 3, 5, 9, 15, 29, 43, 45, 87, 129, 145, 215, 261, 387, 435, 645, 1247, 1305, 1381, 1935, 3741, 4143, 6235, 6905, 11223, 12429, 18705, 20715, 40049, 56115, 59383, 62145, 120147, 178149, 200245, 296915, 360441, 534447, 600735, 890745, 1722107, 1802205, 2672235, 5166321, 8610535, 15498963, 25831605, 77494815]

約数ペア:

[(1, 77494815), (3, 25831605), (5, 15498963), (9, 8610535), (15, 5166321), (29, 2672235), (43, 1802205), (45, 1722107), (87, 890745), (129, 600735), (145, 534447), (215, 360441), (261, 296915), (387, 200245), (435, 178149), (645, 120147), (1247, 62145), (1305, 59383), (1381, 56115), (1935, 40049), (3741, 20715), (4143, 18705), (6235, 12429), (6905, 11223)]