131148353

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:210

約数の個数: 48

約数和(自身を含む): 171752400

約数和(自身を除く): 40604047

約数列:

[1, 7, 17, 29, 49, 61, 89, 119, 203, 427, 493, 623, 833, 1037, 1421, 1513, 1769, 2581, 2989, 3451, 4361, 5429, 7259, 10591, 12383, 18067, 24157, 30073, 38003, 43877, 50813, 74137, 86681, 92293, 126469, 157441, 210511, 266021, 307139, 646051, 1102087, 1473577, 2149973, 2676497, 4522357, 7714609, 18735479, 131148353]

約数ペア:

[(1, 131148353), (7, 18735479), (17, 7714609), (29, 4522357), (49, 2676497), (61, 2149973), (89, 1473577), (119, 1102087), (203, 646051), (427, 307139), (493, 266021), (623, 210511), (833, 157441), (1037, 126469), (1421, 92293), (1513, 86681), (1769, 74137), (2581, 50813), (2989, 43877), (3451, 38003), (4361, 30073), (5429, 24157), (7259, 18067), (10591, 12383)]