81803502

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{23}}^2\times {\mathrm{71}}^1$

素因数の和:147

約数の個数: 108

約数和(自身を含む): 206525592

約数和(自身を除く): 124722090

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 23, 33, 46, 66, 69, 71, 99, 121, 138, 142, 198, 207, 213, 242, 253, 363, 414, 426, 506, 529, 639, 726, 759, 781, 1058, 1089, 1278, 1518, 1562, 1587, 1633, 2178, 2277, 2343, 2783, 3174, 3266, 4554, 4686, 4761, 4899, 5566, 5819, 7029, 8349, 8591, 9522, 9798, 11638, 14058, 14697, 16698, 17182, 17457, 17963, 25047, 25773, 29394, 34914, 35926, 37559, 50094, 51546, 52371, 53889, 64009, 75118, 77319, 104742, 107778, 112677, 128018, 154638, 161667, 192027, 197593, 225354, 323334, 338031, 384054, 395186, 413149, 576081, 592779, 676062, 826298, 1152162, 1185558, 1239447, 1778337, 2478894, 3556674, 3718341, 4544639, 7436682, 9089278, 13633917, 27267834, 40901751, 81803502]

約数ペア:

[(1, 81803502), (2, 40901751), (3, 27267834), (6, 13633917), (9, 9089278), (11, 7436682), (18, 4544639), (22, 3718341), (23, 3556674), (33, 2478894), (46, 1778337), (66, 1239447), (69, 1185558), (71, 1152162), (99, 826298), (121, 676062), (138, 592779), (142, 576081), (198, 413149), (207, 395186), (213, 384054), (242, 338031), (253, 323334), (363, 225354), (414, 197593), (426, 192027), (506, 161667), (529, 154638), (639, 128018), (726, 112677), (759, 107778), (781, 104742), (1058, 77319), (1089, 75118), (1278, 64009), (1518, 53889), (1562, 52371), (1587, 51546), (1633, 50094), (2178, 37559), (2277, 35926), (2343, 34914), (2783, 29394), (3174, 25773), (3266, 25047), (4554, 17963), (4686, 17457), (4761, 17182), (4899, 16698), (5566, 14697), (5819, 14058), (7029, 11638), (8349, 9798), (8591, 9522)]