121989777

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{929}}^1$

素因数の和:1002

約数の個数: 48

約数和(自身を含む): 206951040

約数和(自身を除く): 84961263

約数列:

[1, 3, 7, 13, 21, 37, 39, 91, 111, 169, 259, 273, 481, 507, 777, 929, 1183, 1443, 2787, 3367, 3549, 6253, 6503, 10101, 12077, 18759, 19509, 34373, 36231, 43771, 84539, 103119, 131313, 157001, 240611, 253617, 446849, 471003, 721833, 1099007, 1340547, 3127943, 3297021, 5809037, 9383829, 17427111, 40663259, 121989777]

約数ペア:

[(1, 121989777), (3, 40663259), (7, 17427111), (13, 9383829), (21, 5809037), (37, 3297021), (39, 3127943), (91, 1340547), (111, 1099007), (169, 721833), (259, 471003), (273, 446849), (481, 253617), (507, 240611), (777, 157001), (929, 131313), (1183, 103119), (1443, 84539), (2787, 43771), (3367, 36231), (3549, 34373), (6253, 19509), (6503, 18759), (10101, 12077)]