71330721

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1423}}^1$

素因数の和:1482

約数の個数: 48

約数和(自身を含む): 124674048

約数和(自身を除く): 53343327

約数列:

[1, 3, 7, 11, 21, 31, 33, 49, 77, 93, 147, 217, 231, 341, 539, 651, 1023, 1423, 1519, 1617, 2387, 4269, 4557, 7161, 9961, 15653, 16709, 29883, 44113, 46959, 50127, 69727, 109571, 132339, 209181, 308791, 328713, 485243, 766997, 926373, 1455729, 2161537, 2300991, 3396701, 6484611, 10190103, 23776907, 71330721]

約数ペア:

[(1, 71330721), (3, 23776907), (7, 10190103), (11, 6484611), (21, 3396701), (31, 2300991), (33, 2161537), (49, 1455729), (77, 926373), (93, 766997), (147, 485243), (217, 328713), (231, 308791), (341, 209181), (539, 132339), (651, 109571), (1023, 69727), (1423, 50127), (1519, 46959), (1617, 44113), (2387, 29883), (4269, 16709), (4557, 15653), (7161, 9961)]