399953344

素因数分解:

$2^6\times 7^1\times {\mathrm{19}}^2\times {\mathrm{2473}}^1$

素因数の和:2530

約数の個数: 84

約数和(自身を含む): 957675504

約数和(自身を除く): 557722160

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 112, 133, 152, 224, 266, 304, 361, 448, 532, 608, 722, 1064, 1216, 1444, 2128, 2473, 2527, 2888, 4256, 4946, 5054, 5776, 8512, 9892, 10108, 11552, 17311, 19784, 20216, 23104, 34622, 39568, 40432, 46987, 69244, 79136, 80864, 93974, 138488, 158272, 161728, 187948, 276976, 328909, 375896, 553952, 657818, 751792, 892753, 1107904, 1315636, 1503584, 1785506, 2631272, 3007168, 3571012, 5262544, 6249271, 7142024, 10525088, 12498542, 14284048, 21050176, 24997084, 28568096, 49994168, 57136192, 99988336, 199976672, 399953344]

約数ペア:

[(1, 399953344), (2, 199976672), (4, 99988336), (7, 57136192), (8, 49994168), (14, 28568096), (16, 24997084), (19, 21050176), (28, 14284048), (32, 12498542), (38, 10525088), (56, 7142024), (64, 6249271), (76, 5262544), (112, 3571012), (133, 3007168), (152, 2631272), (224, 1785506), (266, 1503584), (304, 1315636), (361, 1107904), (448, 892753), (532, 751792), (608, 657818), (722, 553952), (1064, 375896), (1216, 328909), (1444, 276976), (2128, 187948), (2473, 161728), (2527, 158272), (2888, 138488), (4256, 93974), (4946, 80864), (5054, 79136), (5776, 69244), (8512, 46987), (9892, 40432), (10108, 39568), (11552, 34622), (17311, 23104), (19784, 20216)]