142311981

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{131}}^1\times {\mathrm{179}}^1$

素因数の和:354

約数の個数: 48

約数和(自身を含む): 233418240

約数和(自身を除く): 91106259

約数列:

[1, 3, 7, 17, 21, 51, 119, 131, 179, 289, 357, 393, 537, 867, 917, 1253, 2023, 2227, 2751, 3043, 3759, 6069, 6681, 9129, 15589, 21301, 23449, 37859, 46767, 51731, 63903, 70347, 113577, 155193, 164143, 265013, 362117, 398633, 492429, 795039, 1086351, 1195899, 2790431, 6776761, 8371293, 20330283, 47437327, 142311981]

約数ペア:

[(1, 142311981), (3, 47437327), (7, 20330283), (17, 8371293), (21, 6776761), (51, 2790431), (119, 1195899), (131, 1086351), (179, 795039), (289, 492429), (357, 398633), (393, 362117), (537, 265013), (867, 164143), (917, 155193), (1253, 113577), (2023, 70347), (2227, 63903), (2751, 51731), (3043, 46767), (3759, 37859), (6069, 23449), (6681, 21301), (9129, 15589)]