331354395

素因数分解:

$3^4\times 5^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{149}}^1$

素因数の和:219

約数の個数: 120

約数和(自身を含む): 668646000

約数和(自身を除く): 337291605

約数列:

[1, 3, 5, 9, 15, 17, 19, 27, 45, 51, 57, 81, 85, 95, 135, 149, 153, 171, 255, 285, 289, 323, 405, 447, 459, 513, 745, 765, 855, 867, 969, 1341, 1377, 1445, 1539, 1615, 2235, 2295, 2533, 2565, 2601, 2831, 2907, 4023, 4335, 4845, 5491, 6705, 6885, 7599, 7695, 7803, 8493, 8721, 12069, 12665, 13005, 14155, 14535, 16473, 20115, 22797, 23409, 25479, 26163, 27455, 37995, 39015, 42465, 43061, 43605, 48127, 49419, 60345, 68391, 76437, 82365, 113985, 117045, 127395, 129183, 130815, 144381, 148257, 205173, 215305, 229311, 240635, 247095, 341955, 382185, 387549, 433143, 444771, 645915, 721905, 741285, 818159, 1025865, 1146555, 1162647, 1299429, 1937745, 2165715, 2223855, 2454477, 3487941, 3898287, 4090795, 5813235, 6497145, 7363431, 12272385, 17439705, 19491435, 22090293, 36817155, 66270879, 110451465, 331354395]

約数ペア:

[(1, 331354395), (3, 110451465), (5, 66270879), (9, 36817155), (15, 22090293), (17, 19491435), (19, 17439705), (27, 12272385), (45, 7363431), (51, 6497145), (57, 5813235), (81, 4090795), (85, 3898287), (95, 3487941), (135, 2454477), (149, 2223855), (153, 2165715), (171, 1937745), (255, 1299429), (285, 1162647), (289, 1146555), (323, 1025865), (405, 818159), (447, 741285), (459, 721905), (513, 645915), (745, 444771), (765, 433143), (855, 387549), (867, 382185), (969, 341955), (1341, 247095), (1377, 240635), (1445, 229311), (1539, 215305), (1615, 205173), (2235, 148257), (2295, 144381), (2533, 130815), (2565, 129183), (2601, 127395), (2831, 117045), (2907, 113985), (4023, 82365), (4335, 76437), (4845, 68391), (5491, 60345), (6705, 49419), (6885, 48127), (7599, 43605), (7695, 43061), (7803, 42465), (8493, 39015), (8721, 37995), (12069, 27455), (12665, 26163), (13005, 25479), (14155, 23409), (14535, 22797), (16473, 20115)]