31310613

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{419}}^1$

素因数の和:486

約数の個数: 36

約数和(自身を含む): 49926240

約数和(自身を除く): 18615627

約数列:

[1, 3, 9, 19, 23, 57, 69, 171, 207, 361, 419, 437, 1083, 1257, 1311, 3249, 3771, 3933, 7961, 8303, 9637, 23883, 24909, 28911, 71649, 74727, 86733, 151259, 183103, 453777, 549309, 1361331, 1647927, 3478957, 10436871, 31310613]

約数ペア:

[(1, 31310613), (3, 10436871), (9, 3478957), (19, 1647927), (23, 1361331), (57, 549309), (69, 453777), (171, 183103), (207, 151259), (361, 86733), (419, 74727), (437, 71649), (1083, 28911), (1257, 24909), (1311, 23883), (3249, 9637), (3771, 8303), (3933, 7961)]