1251504189

素因数分解:

$3^9\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1$

素因数の和:180

約数の個数: 80

約数和(自身を含む): 2079906752

約数和(自身を除く): 828402563

約数列:

[1, 3, 9, 13, 27, 39, 67, 73, 81, 117, 201, 219, 243, 351, 603, 657, 729, 871, 949, 1053, 1809, 1971, 2187, 2613, 2847, 3159, 4891, 5427, 5913, 6561, 7839, 8541, 9477, 14673, 16281, 17739, 19683, 23517, 25623, 28431, 44019, 48843, 53217, 63583, 70551, 76869, 85293, 132057, 146529, 159651, 190749, 211653, 230607, 255879, 396171, 439587, 478953, 572247, 634959, 691821, 1188513, 1318761, 1436859, 1716741, 1904877, 2075463, 3565539, 5150223, 5714631, 6226389, 10696617, 15450669, 17143893, 18679167, 32089851, 46352007, 96269553, 139056021, 417168063, 1251504189]

約数ペア:

[(1, 1251504189), (3, 417168063), (9, 139056021), (13, 96269553), (27, 46352007), (39, 32089851), (67, 18679167), (73, 17143893), (81, 15450669), (117, 10696617), (201, 6226389), (219, 5714631), (243, 5150223), (351, 3565539), (603, 2075463), (657, 1904877), (729, 1716741), (871, 1436859), (949, 1318761), (1053, 1188513), (1809, 691821), (1971, 634959), (2187, 572247), (2613, 478953), (2847, 439587), (3159, 396171), (4891, 255879), (5427, 230607), (5913, 211653), (6561, 190749), (7839, 159651), (8541, 146529), (9477, 132057), (14673, 85293), (16281, 76869), (17739, 70551), (19683, 63583), (23517, 53217), (25623, 48843), (28431, 44019)]