84478131

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{197}}^1$

素因数の和:316

約数の個数: 48

約数和(自身を含む): 133436160

約数和(自身を除く): 48958029

約数列:

[1, 3, 9, 29, 31, 53, 87, 93, 159, 197, 261, 279, 477, 591, 899, 1537, 1643, 1773, 2697, 4611, 4929, 5713, 6107, 8091, 10441, 13833, 14787, 17139, 18321, 31323, 47647, 51417, 54963, 93969, 142941, 177103, 302789, 323671, 428823, 531309, 908367, 971013, 1593927, 2725101, 2913039, 9386459, 28159377, 84478131]

約数ペア:

[(1, 84478131), (3, 28159377), (9, 9386459), (29, 2913039), (31, 2725101), (53, 1593927), (87, 971013), (93, 908367), (159, 531309), (197, 428823), (261, 323671), (279, 302789), (477, 177103), (591, 142941), (899, 93969), (1537, 54963), (1643, 51417), (1773, 47647), (2697, 31323), (4611, 18321), (4929, 17139), (5713, 14787), (6107, 13833), (8091, 10441)]