31490272

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{653}}^1$

素因数の和:811

約数の個数: 48

約数和(自身を含む): 68230512

約数和(自身を除く): 36740240

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 137, 176, 274, 352, 548, 653, 1096, 1306, 1507, 2192, 2612, 3014, 4384, 5224, 6028, 7183, 10448, 12056, 14366, 20896, 24112, 28732, 48224, 57464, 89461, 114928, 178922, 229856, 357844, 715688, 984071, 1431376, 1968142, 2862752, 3936284, 7872568, 15745136, 31490272]

約数ペア:

[(1, 31490272), (2, 15745136), (4, 7872568), (8, 3936284), (11, 2862752), (16, 1968142), (22, 1431376), (32, 984071), (44, 715688), (88, 357844), (137, 229856), (176, 178922), (274, 114928), (352, 89461), (548, 57464), (653, 48224), (1096, 28732), (1306, 24112), (1507, 20896), (2192, 14366), (2612, 12056), (3014, 10448), (4384, 7183), (5224, 6028)]