1277731323

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1669}}^1$

素因数の和:1753

約数の個数: 72

約数和(自身を含む): 2194446800

約数和(自身を除く): 916715477

約数列:

[1, 3, 9, 11, 19, 33, 37, 57, 99, 111, 121, 171, 209, 333, 363, 407, 627, 703, 1089, 1221, 1669, 1881, 2109, 2299, 3663, 4477, 5007, 6327, 6897, 7733, 13431, 15021, 18359, 20691, 23199, 31711, 40293, 55077, 61753, 69597, 85063, 95133, 165231, 185259, 201949, 255189, 285399, 348821, 555777, 605847, 679283, 765567, 1046463, 1173307, 1817541, 2037849, 3139389, 3519921, 3837031, 6113547, 7472113, 10559763, 11511093, 12906377, 22416339, 34533279, 38719131, 67249017, 116157393, 141970147, 425910441, 1277731323]

約数ペア:

[(1, 1277731323), (3, 425910441), (9, 141970147), (11, 116157393), (19, 67249017), (33, 38719131), (37, 34533279), (57, 22416339), (99, 12906377), (111, 11511093), (121, 10559763), (171, 7472113), (209, 6113547), (333, 3837031), (363, 3519921), (407, 3139389), (627, 2037849), (703, 1817541), (1089, 1173307), (1221, 1046463), (1669, 765567), (1881, 679283), (2109, 605847), (2299, 555777), (3663, 348821), (4477, 285399), (5007, 255189), (6327, 201949), (6897, 185259), (7733, 165231), (13431, 95133), (15021, 85063), (18359, 69597), (20691, 61753), (23199, 55077), (31711, 40293)]