67920567

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{389}}^1$

素因数の和:464

約数の個数: 48

約数和(自身を含む): 110379360

約数和(自身を除く): 42458793

約数列:

[1, 3, 11, 13, 33, 37, 39, 111, 121, 143, 363, 389, 407, 429, 481, 1167, 1221, 1443, 1573, 4279, 4477, 4719, 5057, 5291, 12837, 13431, 14393, 15171, 15873, 43179, 47069, 55627, 58201, 141207, 158323, 166881, 174603, 187109, 474969, 561327, 611897, 1741553, 1835691, 2058199, 5224659, 6174597, 22640189, 67920567]

約数ペア:

[(1, 67920567), (3, 22640189), (11, 6174597), (13, 5224659), (33, 2058199), (37, 1835691), (39, 1741553), (111, 611897), (121, 561327), (143, 474969), (363, 187109), (389, 174603), (407, 166881), (429, 158323), (481, 141207), (1167, 58201), (1221, 55627), (1443, 47069), (1573, 43179), (4279, 15873), (4477, 15171), (4719, 14393), (5057, 13431), (5291, 12837)]