211962044

素因数分解:

$2^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{419}}^1$

素因数の和:555

約数の個数: 72

約数和(自身を含む): 452466000

約数和(自身を除く): 240503956

約数列:

[1, 2, 4, 7, 14, 28, 29, 49, 58, 89, 98, 116, 178, 196, 203, 356, 406, 419, 623, 812, 838, 1246, 1421, 1676, 2492, 2581, 2842, 2933, 4361, 5162, 5684, 5866, 8722, 10324, 11732, 12151, 17444, 18067, 20531, 24302, 36134, 37291, 41062, 48604, 72268, 74582, 82124, 85057, 126469, 149164, 170114, 252938, 261037, 340228, 505876, 522074, 595399, 1044148, 1081439, 1190798, 1827259, 2162878, 2381596, 3654518, 4325756, 7309036, 7570073, 15140146, 30280292, 52990511, 105981022, 211962044]

約数ペア:

[(1, 211962044), (2, 105981022), (4, 52990511), (7, 30280292), (14, 15140146), (28, 7570073), (29, 7309036), (49, 4325756), (58, 3654518), (89, 2381596), (98, 2162878), (116, 1827259), (178, 1190798), (196, 1081439), (203, 1044148), (356, 595399), (406, 522074), (419, 505876), (623, 340228), (812, 261037), (838, 252938), (1246, 170114), (1421, 149164), (1676, 126469), (2492, 85057), (2581, 82124), (2842, 74582), (2933, 72268), (4361, 48604), (5162, 41062), (5684, 37291), (5866, 36134), (8722, 24302), (10324, 20531), (11732, 18067), (12151, 17444)]