291215741257

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{2029}}^1\times {\mathrm{4007}}^1$

素因数の和:6110

約数の個数: 48

約数和(自身を含む): 367302418560

約数和(自身を除く): 76086677303

約数列:

[1, 7, 17, 43, 49, 119, 301, 731, 833, 2029, 2107, 4007, 5117, 14203, 28049, 34493, 35819, 68119, 87247, 99421, 172301, 196343, 241451, 476833, 610729, 1206107, 1483199, 1690157, 2929117, 3337831, 4275103, 8130203, 8442749, 10382393, 20503819, 56911421, 72676751, 138213451, 143526733, 349598729, 398379947, 967494157, 2447191103, 5943178393, 6772459099, 17130337721, 41602248751, 291215741257]

約数ペア:

[(1, 291215741257), (7, 41602248751), (17, 17130337721), (43, 6772459099), (49, 5943178393), (119, 2447191103), (301, 967494157), (731, 398379947), (833, 349598729), (2029, 143526733), (2107, 138213451), (4007, 72676751), (5117, 56911421), (14203, 20503819), (28049, 10382393), (34493, 8442749), (35819, 8130203), (68119, 4275103), (87247, 3337831), (99421, 2929117), (172301, 1690157), (196343, 1483199), (241451, 1206107), (476833, 610729)]