131253808

素因数分解:

$2^4\times 7^1\times {\mathrm{139}}^1\times {\mathrm{8431}}^1$

素因数の和:8585

約数の個数: 40

約数和(自身を含む): 292759040

約数和(自身を除く): 161505232

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 139, 278, 556, 973, 1112, 1946, 2224, 3892, 7784, 8431, 15568, 16862, 33724, 59017, 67448, 118034, 134896, 236068, 472136, 944272, 1171909, 2343818, 4687636, 8203363, 9375272, 16406726, 18750544, 32813452, 65626904, 131253808]

約数ペア:

[(1, 131253808), (2, 65626904), (4, 32813452), (7, 18750544), (8, 16406726), (14, 9375272), (16, 8203363), (28, 4687636), (56, 2343818), (112, 1171909), (139, 944272), (278, 472136), (556, 236068), (973, 134896), (1112, 118034), (1946, 67448), (2224, 59017), (3892, 33724), (7784, 16862), (8431, 15568)]