64547769

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{7919}}^1$

素因数の和:7965

約数の個数: 32

約数和(自身を含む): 106444800

約数和(自身を除く): 41897031

約数列:

[1, 3, 11, 13, 19, 33, 39, 57, 143, 209, 247, 429, 627, 741, 2717, 7919, 8151, 23757, 87109, 102947, 150461, 261327, 308841, 451383, 1132417, 1655071, 1955993, 3397251, 4965213, 5867979, 21515923, 64547769]

約数ペア:

[(1, 64547769), (3, 21515923), (11, 5867979), (13, 4965213), (19, 3397251), (33, 1955993), (39, 1655071), (57, 1132417), (143, 451383), (209, 308841), (247, 261327), (429, 150461), (627, 102947), (741, 87109), (2717, 23757), (7919, 8151)]