13505037

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{191}}^1$

素因数の和:258

約数の個数: 48

約数和(自身を含む): 23288832

約数和(自身を除く): 9783795

約数列:

[1, 3, 7, 13, 21, 37, 39, 49, 91, 111, 147, 191, 259, 273, 481, 573, 637, 777, 1337, 1443, 1813, 1911, 2483, 3367, 4011, 5439, 7067, 7449, 9359, 10101, 17381, 21201, 23569, 28077, 49469, 52143, 70707, 91871, 121667, 148407, 275613, 346283, 365001, 643097, 1038849, 1929291, 4501679, 13505037]

約数ペア:

[(1, 13505037), (3, 4501679), (7, 1929291), (13, 1038849), (21, 643097), (37, 365001), (39, 346283), (49, 275613), (91, 148407), (111, 121667), (147, 91871), (191, 70707), (259, 52143), (273, 49469), (481, 28077), (573, 23569), (637, 21201), (777, 17381), (1337, 10101), (1443, 9359), (1813, 7449), (1911, 7067), (2483, 5439), (3367, 4011)]