641036174

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{461}}^1$

素因数の和:585

約数の個数: 64

約数和(自身を含む): 1112348160

約数和(自身を除く): 471311986

約数列:

[1, 2, 19, 23, 37, 38, 43, 46, 74, 86, 437, 461, 703, 817, 851, 874, 922, 989, 1406, 1591, 1634, 1702, 1978, 3182, 8759, 10603, 16169, 17057, 17518, 18791, 19823, 21206, 30229, 32338, 34114, 36593, 37582, 39646, 60458, 73186, 201457, 324083, 376637, 392311, 402914, 455929, 648166, 695267, 733451, 753274, 784622, 911858, 1390534, 1466902, 7453909, 8662651, 13935569, 14907818, 16869373, 17325302, 27871138, 33738746, 320518087, 641036174]

約数ペア:

[(1, 641036174), (2, 320518087), (19, 33738746), (23, 27871138), (37, 17325302), (38, 16869373), (43, 14907818), (46, 13935569), (74, 8662651), (86, 7453909), (437, 1466902), (461, 1390534), (703, 911858), (817, 784622), (851, 753274), (874, 733451), (922, 695267), (989, 648166), (1406, 455929), (1591, 402914), (1634, 392311), (1702, 376637), (1978, 324083), (3182, 201457), (8759, 73186), (10603, 60458), (16169, 39646), (17057, 37582), (17518, 36593), (18791, 34114), (19823, 32338), (21206, 30229)]