199981485

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{179}}^1$

素因数の和:299

約数の個数: 96

約数和(自身を含む): 396938880

約数和(自身を除く): 196957395

約数列:

[1, 3, 5, 9, 11, 15, 33, 37, 45, 55, 61, 99, 111, 165, 179, 183, 185, 305, 333, 407, 495, 537, 549, 555, 671, 895, 915, 1221, 1611, 1665, 1969, 2013, 2035, 2257, 2685, 2745, 3355, 3663, 5907, 6039, 6105, 6623, 6771, 8055, 9845, 10065, 10919, 11285, 17721, 18315, 19869, 20313, 24827, 29535, 30195, 32757, 33115, 33855, 54595, 59607, 72853, 74481, 88605, 98271, 99345, 101565, 120109, 124135, 163785, 218559, 223443, 298035, 360327, 364265, 372405, 404003, 491355, 600545, 655677, 1080981, 1092795, 1117215, 1212009, 1801635, 2020015, 3278385, 3636027, 4444033, 5404905, 6060045, 13332099, 18180135, 22220165, 39996297, 66660495, 199981485]

約数ペア:

[(1, 199981485), (3, 66660495), (5, 39996297), (9, 22220165), (11, 18180135), (15, 13332099), (33, 6060045), (37, 5404905), (45, 4444033), (55, 3636027), (61, 3278385), (99, 2020015), (111, 1801635), (165, 1212009), (179, 1117215), (183, 1092795), (185, 1080981), (305, 655677), (333, 600545), (407, 491355), (495, 404003), (537, 372405), (549, 364265), (555, 360327), (671, 298035), (895, 223443), (915, 218559), (1221, 163785), (1611, 124135), (1665, 120109), (1969, 101565), (2013, 99345), (2035, 98271), (2257, 88605), (2685, 74481), (2745, 72853), (3355, 59607), (3663, 54595), (5907, 33855), (6039, 33115), (6105, 32757), (6623, 30195), (6771, 29535), (8055, 24827), (9845, 20313), (10065, 19869), (10919, 18315), (11285, 17721)]