64642522

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{3329}}^1$

素因数の和:3430

約数の個数: 32

約数和(自身を含む): 118281600

約数和(自身を除く): 53639078

約数列:

[1, 2, 7, 14, 19, 38, 73, 133, 146, 266, 511, 1022, 1387, 2774, 3329, 6658, 9709, 19418, 23303, 46606, 63251, 126502, 243017, 442757, 486034, 885514, 1701119, 3402238, 4617323, 9234646, 32321261, 64642522]

約数ペア:

[(1, 64642522), (2, 32321261), (7, 9234646), (14, 4617323), (19, 3402238), (38, 1701119), (73, 885514), (133, 486034), (146, 442757), (266, 243017), (511, 126502), (1022, 63251), (1387, 46606), (2774, 23303), (3329, 19418), (6658, 9709)]