248405938

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{619}}^1$

素因数の和:715

約数の個数: 64

約数和(自身を含む): 458006400

約数和(自身を除く): 209600462

約数列:

[1, 2, 11, 17, 22, 29, 34, 37, 58, 74, 187, 319, 374, 407, 493, 619, 629, 638, 814, 986, 1073, 1238, 1258, 2146, 5423, 6809, 6919, 10523, 10846, 11803, 13618, 13838, 17951, 18241, 21046, 22903, 23606, 35902, 36482, 45806, 115753, 197461, 200651, 231506, 251933, 305167, 389351, 394922, 401302, 503866, 610334, 664187, 778702, 1328374, 3356837, 4282861, 6713674, 7306057, 8565722, 11291179, 14612114, 22582358, 124202969, 248405938]

約数ペア:

[(1, 248405938), (2, 124202969), (11, 22582358), (17, 14612114), (22, 11291179), (29, 8565722), (34, 7306057), (37, 6713674), (58, 4282861), (74, 3356837), (187, 1328374), (319, 778702), (374, 664187), (407, 610334), (493, 503866), (619, 401302), (629, 394922), (638, 389351), (814, 305167), (986, 251933), (1073, 231506), (1238, 200651), (1258, 197461), (2146, 115753), (5423, 45806), (6809, 36482), (6919, 35902), (10523, 23606), (10846, 22903), (11803, 21046), (13618, 18241), (13838, 17951)]