258753404

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{997}}^1$

素因数の和:1075

約数の個数: 96

約数和(自身を含む): 600907776

約数和(自身を除く): 342154372

約数列:

[1, 2, 4, 7, 13, 14, 23, 26, 28, 31, 46, 52, 62, 91, 92, 124, 161, 182, 217, 299, 322, 364, 403, 434, 598, 644, 713, 806, 868, 997, 1196, 1426, 1612, 1994, 2093, 2821, 2852, 3988, 4186, 4991, 5642, 6979, 8372, 9269, 9982, 11284, 12961, 13958, 18538, 19964, 22931, 25922, 27916, 30907, 37076, 45862, 51844, 61814, 64883, 90727, 91724, 123628, 129766, 160517, 181454, 216349, 259532, 298103, 321034, 362908, 401791, 432698, 596206, 642068, 710861, 803582, 865396, 1192412, 1421722, 1607164, 2086721, 2812537, 2843444, 4173442, 4976027, 5625074, 8346884, 9241193, 9952054, 11250148, 18482386, 19904108, 36964772, 64688351, 129376702, 258753404]

約数ペア:

[(1, 258753404), (2, 129376702), (4, 64688351), (7, 36964772), (13, 19904108), (14, 18482386), (23, 11250148), (26, 9952054), (28, 9241193), (31, 8346884), (46, 5625074), (52, 4976027), (62, 4173442), (91, 2843444), (92, 2812537), (124, 2086721), (161, 1607164), (182, 1421722), (217, 1192412), (299, 865396), (322, 803582), (364, 710861), (403, 642068), (434, 596206), (598, 432698), (644, 401791), (713, 362908), (806, 321034), (868, 298103), (997, 259532), (1196, 216349), (1426, 181454), (1612, 160517), (1994, 129766), (2093, 123628), (2821, 91724), (2852, 90727), (3988, 64883), (4186, 61814), (4991, 51844), (5642, 45862), (6979, 37076), (8372, 30907), (9269, 27916), (9982, 25922), (11284, 22931), (12961, 19964), (13958, 18538)]