29315517

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{83}}^1\times {\mathrm{139}}^1$

素因数の和:254

約数の個数: 48

約数和(自身を含む): 50050560

約数和(自身を除く): 20735043

約数列:

[1, 3, 7, 11, 21, 33, 77, 83, 121, 139, 231, 249, 363, 417, 581, 847, 913, 973, 1529, 1743, 2541, 2739, 2919, 4587, 6391, 10043, 10703, 11537, 16819, 19173, 30129, 32109, 34611, 50457, 70301, 80759, 117733, 126907, 210903, 242277, 353199, 380721, 888349, 1395977, 2665047, 4187931, 9771839, 29315517]

約数ペア:

[(1, 29315517), (3, 9771839), (7, 4187931), (11, 2665047), (21, 1395977), (33, 888349), (77, 380721), (83, 353199), (121, 242277), (139, 210903), (231, 126907), (249, 117733), (363, 80759), (417, 70301), (581, 50457), (847, 34611), (913, 32109), (973, 30129), (1529, 19173), (1743, 16819), (2541, 11537), (2739, 10703), (2919, 10043), (4587, 6391)]