331258545

素因数分解:

$3^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{139}}^2$

素因数の和:419

約数の個数: 48

約数和(自身を含む): 597841920

約数和(自身を除く): 266583375

約数列:

[1, 3, 5, 9, 15, 27, 45, 127, 135, 139, 381, 417, 635, 695, 1143, 1251, 1905, 2085, 3429, 3753, 5715, 6255, 17145, 17653, 18765, 19321, 52959, 57963, 88265, 96605, 158877, 173889, 264795, 289815, 476631, 521667, 794385, 869445, 2383155, 2453767, 2608335, 7361301, 12268835, 22083903, 36806505, 66251709, 110419515, 331258545]

約数ペア:

[(1, 331258545), (3, 110419515), (5, 66251709), (9, 36806505), (15, 22083903), (27, 12268835), (45, 7361301), (127, 2608335), (135, 2453767), (139, 2383155), (381, 869445), (417, 794385), (635, 521667), (695, 476631), (1143, 289815), (1251, 264795), (1905, 173889), (2085, 158877), (3429, 96605), (3753, 88265), (5715, 57963), (6255, 52959), (17145, 19321), (17653, 18765)]