81942354

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{73}}^1$

素因数の和:154

約数の個数: 120

約数和(自身を含む): 206461332

約数和(自身を除く): 124518978

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 41, 54, 73, 78, 81, 82, 117, 123, 146, 162, 169, 219, 234, 246, 338, 351, 369, 438, 507, 533, 657, 702, 738, 949, 1014, 1053, 1066, 1107, 1314, 1521, 1599, 1898, 1971, 2106, 2214, 2847, 2993, 3042, 3198, 3321, 3942, 4563, 4797, 5694, 5913, 5986, 6642, 6929, 8541, 8979, 9126, 9594, 11826, 12337, 13689, 13858, 14391, 17082, 17958, 20787, 24674, 25623, 26937, 27378, 28782, 37011, 38909, 41574, 43173, 51246, 53874, 62361, 74022, 76869, 77818, 80811, 86346, 111033, 116727, 124722, 153738, 161622, 187083, 222066, 233454, 242433, 333099, 350181, 374166, 484866, 505817, 561249, 666198, 700362, 999297, 1011634, 1050543, 1122498, 1517451, 1998594, 2101086, 3034902, 3151629, 4552353, 6303258, 9104706, 13657059, 27314118, 40971177, 81942354]

約数ペア:

[(1, 81942354), (2, 40971177), (3, 27314118), (6, 13657059), (9, 9104706), (13, 6303258), (18, 4552353), (26, 3151629), (27, 3034902), (39, 2101086), (41, 1998594), (54, 1517451), (73, 1122498), (78, 1050543), (81, 1011634), (82, 999297), (117, 700362), (123, 666198), (146, 561249), (162, 505817), (169, 484866), (219, 374166), (234, 350181), (246, 333099), (338, 242433), (351, 233454), (369, 222066), (438, 187083), (507, 161622), (533, 153738), (657, 124722), (702, 116727), (738, 111033), (949, 86346), (1014, 80811), (1053, 77818), (1066, 76869), (1107, 74022), (1314, 62361), (1521, 53874), (1599, 51246), (1898, 43173), (1971, 41574), (2106, 38909), (2214, 37011), (2847, 28782), (2993, 27378), (3042, 26937), (3198, 25623), (3321, 24674), (3942, 20787), (4563, 17958), (4797, 17082), (5694, 14391), (5913, 13858), (5986, 13689), (6642, 12337), (6929, 11826), (8541, 9594), (8979, 9126)]