51738843

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1$

素因数の和:220

約数の個数: 48

約数和(自身を含む): 81164160

約数和(自身を除く): 29425317

約数列:

[1, 3, 13, 19, 39, 41, 57, 123, 131, 169, 247, 393, 507, 533, 741, 779, 1599, 1703, 2337, 2489, 3211, 5109, 5371, 6929, 7467, 9633, 10127, 16113, 20787, 22139, 30381, 32357, 66417, 69823, 97071, 102049, 131651, 209469, 306147, 394953, 420641, 907699, 1261923, 1326637, 2723097, 3979911, 17246281, 51738843]

約数ペア:

[(1, 51738843), (3, 17246281), (13, 3979911), (19, 2723097), (39, 1326637), (41, 1261923), (57, 907699), (123, 420641), (131, 394953), (169, 306147), (247, 209469), (393, 131651), (507, 102049), (533, 97071), (741, 69823), (779, 66417), (1599, 32357), (1703, 30381), (2337, 22139), (2489, 20787), (3211, 16113), (5109, 10127), (5371, 9633), (6929, 7467)]