155822401

素因数分解:

$7^2\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{383}}^1$

素因数の和:458

約数の個数: 36

約数和(自身を含む): 200143872

約数和(自身を除く): 44321471

約数列:

[1, 7, 19, 23, 49, 133, 161, 361, 383, 437, 931, 1127, 2527, 2681, 3059, 7277, 8303, 8809, 17689, 18767, 21413, 50939, 58121, 61663, 138263, 167371, 356573, 406847, 431641, 967841, 1171597, 3180049, 6774887, 8201179, 22260343, 155822401]

約数ペア:

[(1, 155822401), (7, 22260343), (19, 8201179), (23, 6774887), (49, 3180049), (133, 1171597), (161, 967841), (361, 431641), (383, 406847), (437, 356573), (931, 167371), (1127, 138263), (2527, 61663), (2681, 58121), (3059, 50939), (7277, 21413), (8303, 18767), (8809, 17689)]