71749236

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{19997}}^1$

素因数の和:20040

約数の個数: 48

約数和(自身を含む): 188141184

約数和(自身を除く): 116391948

約数列:

[1, 2, 3, 4, 6, 12, 13, 23, 26, 39, 46, 52, 69, 78, 92, 138, 156, 276, 299, 598, 897, 1196, 1794, 3588, 19997, 39994, 59991, 79988, 119982, 239964, 259961, 459931, 519922, 779883, 919862, 1039844, 1379793, 1559766, 1839724, 2759586, 3119532, 5519172, 5979103, 11958206, 17937309, 23916412, 35874618, 71749236]

約数ペア:

[(1, 71749236), (2, 35874618), (3, 23916412), (4, 17937309), (6, 11958206), (12, 5979103), (13, 5519172), (23, 3119532), (26, 2759586), (39, 1839724), (46, 1559766), (52, 1379793), (69, 1039844), (78, 919862), (92, 779883), (138, 519922), (156, 459931), (276, 259961), (299, 239964), (598, 119982), (897, 79988), (1196, 59991), (1794, 39994), (3588, 19997)]