28112076

素因数分解:

$2^2\times 3^3\times {\mathrm{131}}^1\times {\mathrm{1987}}^1$

素因数の和:2131

約数の個数: 48

約数和(自身を含む): 73476480

約数和(自身を除く): 45364404

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 131, 262, 393, 524, 786, 1179, 1572, 1987, 2358, 3537, 3974, 4716, 5961, 7074, 7948, 11922, 14148, 17883, 23844, 35766, 53649, 71532, 107298, 214596, 260297, 520594, 780891, 1041188, 1561782, 2342673, 3123564, 4685346, 7028019, 9370692, 14056038, 28112076]

約数ペア:

[(1, 28112076), (2, 14056038), (3, 9370692), (4, 7028019), (6, 4685346), (9, 3123564), (12, 2342673), (18, 1561782), (27, 1041188), (36, 780891), (54, 520594), (108, 260297), (131, 214596), (262, 107298), (393, 71532), (524, 53649), (786, 35766), (1179, 23844), (1572, 17883), (1987, 14148), (2358, 11922), (3537, 7948), (3974, 7074), (4716, 5961)]