87698884

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{1223}}^1$

素因数の和:1444

約数の個数: 48

約数和(自身を含む): 190003968

約数和(自身を除く): 102305084

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 197, 364, 394, 788, 1223, 1379, 2446, 2561, 2758, 4892, 5122, 5516, 8561, 10244, 15899, 17122, 17927, 31798, 34244, 35854, 63596, 71708, 111293, 222586, 240931, 445172, 481862, 963724, 1686517, 3132103, 3373034, 6264206, 6746068, 12528412, 21924721, 43849442, 87698884]

約数ペア:

[(1, 87698884), (2, 43849442), (4, 21924721), (7, 12528412), (13, 6746068), (14, 6264206), (26, 3373034), (28, 3132103), (52, 1686517), (91, 963724), (182, 481862), (197, 445172), (364, 240931), (394, 222586), (788, 111293), (1223, 71708), (1379, 63596), (2446, 35854), (2561, 34244), (2758, 31798), (4892, 17927), (5122, 17122), (5516, 15899), (8561, 10244)]