71997822

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2011}}^1$

素因数の和:2055

約数の個数: 80

約数和(自身を含む): 184049712

約数和(自身を除く): 112051890

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 27, 34, 39, 51, 54, 78, 81, 102, 117, 153, 162, 221, 234, 306, 351, 442, 459, 663, 702, 918, 1053, 1326, 1377, 1989, 2011, 2106, 2754, 3978, 4022, 5967, 6033, 11934, 12066, 17901, 18099, 26143, 34187, 35802, 36198, 52286, 54297, 68374, 78429, 102561, 108594, 156858, 162891, 205122, 235287, 307683, 325782, 444431, 470574, 615366, 705861, 888862, 923049, 1333293, 1411722, 1846098, 2117583, 2666586, 2769147, 3999879, 4235166, 5538294, 7999758, 11999637, 23999274, 35998911, 71997822]

約数ペア:

[(1, 71997822), (2, 35998911), (3, 23999274), (6, 11999637), (9, 7999758), (13, 5538294), (17, 4235166), (18, 3999879), (26, 2769147), (27, 2666586), (34, 2117583), (39, 1846098), (51, 1411722), (54, 1333293), (78, 923049), (81, 888862), (102, 705861), (117, 615366), (153, 470574), (162, 444431), (221, 325782), (234, 307683), (306, 235287), (351, 205122), (442, 162891), (459, 156858), (663, 108594), (702, 102561), (918, 78429), (1053, 68374), (1326, 54297), (1377, 52286), (1989, 36198), (2011, 35802), (2106, 34187), (2754, 26143), (3978, 18099), (4022, 17901), (5967, 12066), (6033, 11934)]