85801989

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{761}}^1$

素因数の和:850

約数の個数: 48

約数和(自身を含む): 145938240

約数和(自身を除く): 60136251

約数列:

[1, 3, 7, 13, 21, 39, 49, 59, 91, 147, 177, 273, 413, 637, 761, 767, 1239, 1911, 2283, 2301, 2891, 5327, 5369, 8673, 9893, 15981, 16107, 29679, 37289, 37583, 44899, 69251, 111867, 112749, 134697, 207753, 314293, 484757, 583687, 942879, 1454271, 1751061, 2200051, 4085809, 6600153, 12257427, 28600663, 85801989]

約数ペア:

[(1, 85801989), (3, 28600663), (7, 12257427), (13, 6600153), (21, 4085809), (39, 2200051), (49, 1751061), (59, 1454271), (91, 942879), (147, 583687), (177, 484757), (273, 314293), (413, 207753), (637, 134697), (761, 112749), (767, 111867), (1239, 69251), (1911, 44899), (2283, 37583), (2301, 37289), (2891, 29679), (5327, 16107), (5369, 15981), (8673, 9893)]