81937926

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{311}}^1$

素因数の和:387

約数の個数: 128

約数和(自身を含む): 226437120

約数和(自身を除く): 144499194

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 27, 34, 41, 42, 51, 54, 63, 82, 102, 119, 123, 126, 153, 189, 238, 246, 287, 306, 311, 357, 369, 378, 459, 574, 622, 697, 714, 738, 861, 918, 933, 1071, 1107, 1394, 1722, 1866, 2091, 2142, 2177, 2214, 2583, 2799, 3213, 4182, 4354, 4879, 5166, 5287, 5598, 6273, 6426, 6531, 7749, 8397, 9758, 10574, 12546, 12751, 13062, 14637, 15498, 15861, 16794, 18819, 19593, 25502, 29274, 31722, 37009, 37638, 38253, 39186, 43911, 47583, 58779, 74018, 76506, 87822, 89257, 95166, 111027, 114759, 117558, 131733, 142749, 178514, 216767, 222054, 229518, 263466, 267771, 285498, 333081, 344277, 433534, 535542, 650301, 666162, 688554, 803313, 999243, 1300602, 1517369, 1606626, 1950903, 1998486, 2409939, 3034738, 3901806, 4552107, 4819878, 5852709, 9104214, 11705418, 13656321, 27312642, 40968963, 81937926]

約数ペア:

[(1, 81937926), (2, 40968963), (3, 27312642), (6, 13656321), (7, 11705418), (9, 9104214), (14, 5852709), (17, 4819878), (18, 4552107), (21, 3901806), (27, 3034738), (34, 2409939), (41, 1998486), (42, 1950903), (51, 1606626), (54, 1517369), (63, 1300602), (82, 999243), (102, 803313), (119, 688554), (123, 666162), (126, 650301), (153, 535542), (189, 433534), (238, 344277), (246, 333081), (287, 285498), (306, 267771), (311, 263466), (357, 229518), (369, 222054), (378, 216767), (459, 178514), (574, 142749), (622, 131733), (697, 117558), (714, 114759), (738, 111027), (861, 95166), (918, 89257), (933, 87822), (1071, 76506), (1107, 74018), (1394, 58779), (1722, 47583), (1866, 43911), (2091, 39186), (2142, 38253), (2177, 37638), (2214, 37009), (2583, 31722), (2799, 29274), (3213, 25502), (4182, 19593), (4354, 18819), (4879, 16794), (5166, 15861), (5287, 15498), (5598, 14637), (6273, 13062), (6426, 12751), (6531, 12546), (7749, 10574), (8397, 9758)]