31445492

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{181}}^1\times {\mathrm{257}}^1$

素因数の和:468

約数の個数: 36

約数和(自身を含む): 60150636

約数和(自身を除く): 28705144

約数列:

[1, 2, 4, 13, 26, 52, 169, 181, 257, 338, 362, 514, 676, 724, 1028, 2353, 3341, 4706, 6682, 9412, 13364, 30589, 43433, 46517, 61178, 86866, 93034, 122356, 173732, 186068, 604721, 1209442, 2418884, 7861373, 15722746, 31445492]

約数ペア:

[(1, 31445492), (2, 15722746), (4, 7861373), (13, 2418884), (26, 1209442), (52, 604721), (169, 186068), (181, 173732), (257, 122356), (338, 93034), (362, 86866), (514, 61178), (676, 46517), (724, 43433), (1028, 30589), (2353, 13364), (3341, 9412), (4706, 6682)]