25883979

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:140

約数の個数: 64

約数和(自身を含む): 43338240

約数和(自身を除く): 17454261

約数列:

[1, 3, 11, 17, 29, 33, 37, 43, 51, 87, 111, 129, 187, 319, 407, 473, 493, 561, 629, 731, 957, 1073, 1221, 1247, 1419, 1479, 1591, 1887, 2193, 3219, 3741, 4773, 5423, 6919, 8041, 11803, 13717, 16269, 17501, 18241, 20757, 21199, 24123, 27047, 35409, 41151, 46139, 52503, 54723, 63597, 81141, 138417, 200651, 233189, 297517, 507529, 601953, 699567, 784363, 892551, 1522587, 2353089, 8627993, 25883979]

約数ペア:

[(1, 25883979), (3, 8627993), (11, 2353089), (17, 1522587), (29, 892551), (33, 784363), (37, 699567), (43, 601953), (51, 507529), (87, 297517), (111, 233189), (129, 200651), (187, 138417), (319, 81141), (407, 63597), (473, 54723), (493, 52503), (561, 46139), (629, 41151), (731, 35409), (957, 27047), (1073, 24123), (1221, 21199), (1247, 20757), (1419, 18241), (1479, 17501), (1591, 16269), (1887, 13717), (2193, 11803), (3219, 8041), (3741, 6919), (4773, 5423)]