31657995

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1427}}^1$

素因数の和:1484

約数の個数: 48

約数和(自身を含む): 60147360

約数和(自身を除く): 28489365

約数列:

[1, 3, 5, 9, 15, 17, 29, 45, 51, 85, 87, 145, 153, 255, 261, 435, 493, 765, 1305, 1427, 1479, 2465, 4281, 4437, 7135, 7395, 12843, 21405, 22185, 24259, 41383, 64215, 72777, 121295, 124149, 206915, 218331, 363885, 372447, 620745, 703511, 1091655, 1862235, 2110533, 3517555, 6331599, 10552665, 31657995]

約数ペア:

[(1, 31657995), (3, 10552665), (5, 6331599), (9, 3517555), (15, 2110533), (17, 1862235), (29, 1091655), (45, 703511), (51, 620745), (85, 372447), (87, 363885), (145, 218331), (153, 206915), (255, 124149), (261, 121295), (435, 72777), (493, 64215), (765, 41383), (1305, 24259), (1427, 22185), (1479, 21405), (2465, 12843), (4281, 7395), (4437, 7135)]