28328868

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1129}}^1$

素因数の和:1197

約数の個数: 72

約数和(自身を含む): 77739480

約数和(自身を除く): 49410612

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 41, 51, 68, 82, 102, 123, 153, 164, 204, 246, 306, 369, 492, 612, 697, 738, 1129, 1394, 1476, 2091, 2258, 2788, 3387, 4182, 4516, 6273, 6774, 8364, 10161, 12546, 13548, 19193, 20322, 25092, 38386, 40644, 46289, 57579, 76772, 92578, 115158, 138867, 172737, 185156, 230316, 277734, 345474, 416601, 555468, 690948, 786913, 833202, 1573826, 1666404, 2360739, 3147652, 4721478, 7082217, 9442956, 14164434, 28328868]

約数ペア:

[(1, 28328868), (2, 14164434), (3, 9442956), (4, 7082217), (6, 4721478), (9, 3147652), (12, 2360739), (17, 1666404), (18, 1573826), (34, 833202), (36, 786913), (41, 690948), (51, 555468), (68, 416601), (82, 345474), (102, 277734), (123, 230316), (153, 185156), (164, 172737), (204, 138867), (246, 115158), (306, 92578), (369, 76772), (492, 57579), (612, 46289), (697, 40644), (738, 38386), (1129, 25092), (1394, 20322), (1476, 19193), (2091, 13548), (2258, 12546), (2788, 10161), (3387, 8364), (4182, 6774), (4516, 6273)]