348754588

素因数分解:

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

素因数の和:1083

約数の個数: 72

約数和(自身を含む): 776954976

約数和(自身を除く): 428200388

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 52, 62, 91, 124, 182, 217, 364, 403, 434, 806, 868, 961, 997, 1612, 1922, 1994, 2821, 3844, 3988, 5642, 6727, 6979, 11284, 12493, 12961, 13454, 13958, 24986, 25922, 26908, 27916, 30907, 49972, 51844, 61814, 87451, 90727, 123628, 174902, 181454, 216349, 349804, 362908, 401791, 432698, 803582, 865396, 958117, 1607164, 1916234, 2812537, 3832468, 5625074, 6706819, 11250148, 12455521, 13413638, 24911042, 26827276, 49822084, 87188647, 174377294, 348754588]

約数ペア:

[(1, 348754588), (2, 174377294), (4, 87188647), (7, 49822084), (13, 26827276), (14, 24911042), (26, 13413638), (28, 12455521), (31, 11250148), (52, 6706819), (62, 5625074), (91, 3832468), (124, 2812537), (182, 1916234), (217, 1607164), (364, 958117), (403, 865396), (434, 803582), (806, 432698), (868, 401791), (961, 362908), (997, 349804), (1612, 216349), (1922, 181454), (1994, 174902), (2821, 123628), (3844, 90727), (3988, 87451), (5642, 61814), (6727, 51844), (6979, 49972), (11284, 30907), (12493, 27916), (12961, 26908), (13454, 25922), (13958, 24986)]