1919137143

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{2089}}^1$

素因数の和:2248

約数の個数: 64

約数和(自身を含む): 3303336960

約数和(自身を除く): 1384199817

約数列:

[1, 3, 7, 11, 21, 33, 41, 77, 97, 123, 231, 287, 291, 451, 679, 861, 1067, 1353, 2037, 2089, 3157, 3201, 3977, 6267, 7469, 9471, 11931, 14623, 22407, 22979, 27839, 43747, 43869, 68937, 83517, 85649, 131241, 160853, 202633, 256947, 306229, 482559, 599543, 607899, 918687, 942139, 1418431, 1798629, 2228963, 2826417, 4255293, 6594973, 6686889, 8307953, 15602741, 19784919, 24923859, 46808223, 58155671, 91387483, 174467013, 274162449, 639712381, 1919137143]

約数ペア:

[(1, 1919137143), (3, 639712381), (7, 274162449), (11, 174467013), (21, 91387483), (33, 58155671), (41, 46808223), (77, 24923859), (97, 19784919), (123, 15602741), (231, 8307953), (287, 6686889), (291, 6594973), (451, 4255293), (679, 2826417), (861, 2228963), (1067, 1798629), (1353, 1418431), (2037, 942139), (2089, 918687), (3157, 607899), (3201, 599543), (3977, 482559), (6267, 306229), (7469, 256947), (9471, 202633), (11931, 160853), (14623, 131241), (22407, 85649), (22979, 83517), (27839, 68937), (43747, 43869)]