51702555

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{1129}}^1$

素因数の和:1251

約数の個数: 32

約数和(自身を含む): 85916160

約数和(自身を除く): 34213605

約数列:

[1, 3, 5, 15, 43, 71, 129, 213, 215, 355, 645, 1065, 1129, 3053, 3387, 5645, 9159, 15265, 16935, 45795, 48547, 80159, 145641, 240477, 242735, 400795, 728205, 1202385, 3446837, 10340511, 17234185, 51702555]

約数ペア:

[(1, 51702555), (3, 17234185), (5, 10340511), (15, 3446837), (43, 1202385), (71, 728205), (129, 400795), (213, 242735), (215, 240477), (355, 145641), (645, 80159), (1065, 48547), (1129, 45795), (3053, 16935), (3387, 15265), (5645, 9159)]