33278128

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{397}}^1$

素因数の和:462

約数の個数: 60

約数和(自身を含む): 72251328

約数和(自身を除く): 38973200

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 169, 208, 248, 338, 397, 403, 496, 676, 794, 806, 1352, 1588, 1612, 2704, 3176, 3224, 5161, 5239, 6352, 6448, 10322, 10478, 12307, 20644, 20956, 24614, 41288, 41912, 49228, 67093, 82576, 83824, 98456, 134186, 159991, 196912, 268372, 319982, 536744, 639964, 1073488, 1279928, 2079883, 2559856, 4159766, 8319532, 16639064, 33278128]

約数ペア:

[(1, 33278128), (2, 16639064), (4, 8319532), (8, 4159766), (13, 2559856), (16, 2079883), (26, 1279928), (31, 1073488), (52, 639964), (62, 536744), (104, 319982), (124, 268372), (169, 196912), (208, 159991), (248, 134186), (338, 98456), (397, 83824), (403, 82576), (496, 67093), (676, 49228), (794, 41912), (806, 41288), (1352, 24614), (1588, 20956), (1612, 20644), (2704, 12307), (3176, 10478), (3224, 10322), (5161, 6448), (5239, 6352)]