311667885

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{977}}^1$

素因数の和:1147

約数の個数: 64

約数和(自身を含む): 591494400

約数和(自身を除く): 279826515

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 139, 153, 255, 417, 459, 695, 765, 977, 1251, 2085, 2295, 2363, 2931, 3753, 4885, 6255, 7089, 8793, 11815, 14655, 16609, 18765, 21267, 26379, 35445, 43965, 49827, 63801, 83045, 106335, 131895, 135803, 149481, 249135, 319005, 407409, 448443, 679015, 747405, 1222227, 2037045, 2242215, 2308651, 3666681, 6111135, 6925953, 11543255, 18333405, 20777859, 34629765, 62333577, 103889295, 311667885]

約数ペア:

[(1, 311667885), (3, 103889295), (5, 62333577), (9, 34629765), (15, 20777859), (17, 18333405), (27, 11543255), (45, 6925953), (51, 6111135), (85, 3666681), (135, 2308651), (139, 2242215), (153, 2037045), (255, 1222227), (417, 747405), (459, 679015), (695, 448443), (765, 407409), (977, 319005), (1251, 249135), (2085, 149481), (2295, 135803), (2363, 131895), (2931, 106335), (3753, 83045), (4885, 63801), (6255, 49827), (7089, 43965), (8793, 35445), (11815, 26379), (14655, 21267), (16609, 18765)]