1780454546

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{5231}}^1$

素因数の和:5331

約数の個数: 48

約数和(自身を含む): 3102157440

約数和(自身を除く): 1321702894

約数列:

[1, 2, 13, 19, 26, 38, 53, 106, 169, 247, 338, 494, 689, 1007, 1378, 2014, 3211, 5231, 6422, 8957, 10462, 13091, 17914, 26182, 68003, 99389, 136006, 170183, 198778, 277243, 340366, 554486, 884039, 1292057, 1768078, 2584114, 3604159, 5267617, 7208318, 10535234, 16796741, 33593482, 46854067, 68479021, 93708134, 136958042, 890227273, 1780454546]

約数ペア:

[(1, 1780454546), (2, 890227273), (13, 136958042), (19, 93708134), (26, 68479021), (38, 46854067), (53, 33593482), (106, 16796741), (169, 10535234), (247, 7208318), (338, 5267617), (494, 3604159), (689, 2584114), (1007, 1768078), (1378, 1292057), (2014, 884039), (3211, 554486), (5231, 340366), (6422, 277243), (8957, 198778), (10462, 170183), (13091, 136006), (17914, 99389), (26182, 68003)]