281256126

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{1409}}^1$

素因数の和:1553

約数の個数: 64

約数和(自身を含む): 633484800

約数和(自身を除く): 352228674

約数列:

[1, 2, 3, 6, 17, 19, 34, 38, 51, 57, 102, 103, 114, 206, 309, 323, 618, 646, 969, 1409, 1751, 1938, 1957, 2818, 3502, 3914, 4227, 5253, 5871, 8454, 10506, 11742, 23953, 26771, 33269, 47906, 53542, 66538, 71859, 80313, 99807, 143718, 145127, 160626, 199614, 290254, 435381, 455107, 870762, 910214, 1365321, 2467159, 2730642, 2757413, 4934318, 5514826, 7401477, 8272239, 14802954, 16544478, 46876021, 93752042, 140628063, 281256126]

約数ペア:

[(1, 281256126), (2, 140628063), (3, 93752042), (6, 46876021), (17, 16544478), (19, 14802954), (34, 8272239), (38, 7401477), (51, 5514826), (57, 4934318), (102, 2757413), (103, 2730642), (114, 2467159), (206, 1365321), (309, 910214), (323, 870762), (618, 455107), (646, 435381), (969, 290254), (1409, 199614), (1751, 160626), (1938, 145127), (1957, 143718), (2818, 99807), (3502, 80313), (3914, 71859), (4227, 66538), (5253, 53542), (5871, 47906), (8454, 33269), (10506, 26771), (11742, 23953)]