207839385

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{271}}^1$

素因数の和:340

約数の個数: 128

約数和(自身を含む): 438681600

約数和(自身を除く): 230842215

約数列:

[1, 3, 5, 9, 13, 15, 19, 23, 27, 39, 45, 57, 65, 69, 95, 115, 117, 135, 171, 195, 207, 247, 271, 285, 299, 345, 351, 437, 513, 585, 621, 741, 813, 855, 897, 1035, 1235, 1311, 1355, 1495, 1755, 2185, 2223, 2439, 2565, 2691, 3105, 3523, 3705, 3933, 4065, 4485, 5149, 5681, 6233, 6555, 6669, 7317, 8073, 10569, 11115, 11799, 12195, 13455, 15447, 17043, 17615, 18699, 19665, 25745, 28405, 31165, 31707, 33345, 36585, 40365, 46341, 51129, 52845, 56097, 58995, 66937, 77235, 81029, 85215, 93495, 95121, 118427, 139023, 153387, 158535, 168291, 200811, 231705, 243087, 255645, 280485, 334685, 355281, 405145, 475605, 592135, 602433, 695115, 729261, 766935, 841455, 1004055, 1065843, 1215435, 1539551, 1776405, 1807299, 2187783, 3012165, 3197529, 3646305, 4618653, 5329215, 7697755, 9036495, 10938915, 13855959, 15987645, 23093265, 41567877, 69279795, 207839385]

約数ペア:

[(1, 207839385), (3, 69279795), (5, 41567877), (9, 23093265), (13, 15987645), (15, 13855959), (19, 10938915), (23, 9036495), (27, 7697755), (39, 5329215), (45, 4618653), (57, 3646305), (65, 3197529), (69, 3012165), (95, 2187783), (115, 1807299), (117, 1776405), (135, 1539551), (171, 1215435), (195, 1065843), (207, 1004055), (247, 841455), (271, 766935), (285, 729261), (299, 695115), (345, 602433), (351, 592135), (437, 475605), (513, 405145), (585, 355281), (621, 334685), (741, 280485), (813, 255645), (855, 243087), (897, 231705), (1035, 200811), (1235, 168291), (1311, 158535), (1355, 153387), (1495, 139023), (1755, 118427), (2185, 95121), (2223, 93495), (2439, 85215), (2565, 81029), (2691, 77235), (3105, 66937), (3523, 58995), (3705, 56097), (3933, 52845), (4065, 51129), (4485, 46341), (5149, 40365), (5681, 36585), (6233, 33345), (6555, 31707), (6669, 31165), (7317, 28405), (8073, 25745), (10569, 19665), (11115, 18699), (11799, 17615), (12195, 17043), (13455, 15447)]