2808201215

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{503}}^1\times {\mathrm{1129}}^1$

素因数の和:1703

約数の個数: 32

約数和(自身を含む): 3608478720

約数和(自身を除く): 800277505

約数列:

[1, 5, 23, 43, 115, 215, 503, 989, 1129, 2515, 4945, 5645, 11569, 21629, 25967, 48547, 57845, 108145, 129835, 242735, 497467, 567887, 1116581, 2487335, 2839435, 5582905, 13061401, 24419141, 65307005, 122095705, 561640243, 2808201215]

約数ペア:

[(1, 2808201215), (5, 561640243), (23, 122095705), (43, 65307005), (115, 24419141), (215, 13061401), (503, 5582905), (989, 2839435), (1129, 2487335), (2515, 1116581), (4945, 567887), (5645, 497467), (11569, 242735), (21629, 129835), (25967, 108145), (48547, 57845)]