205628241

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1367}}^1$

素因数の和:1438

約数の個数: 64

約数和(自身を含む): 367718400

約数和(自身を除く): 162090159

約数列:

[1, 3, 7, 13, 19, 21, 29, 39, 57, 87, 91, 133, 203, 247, 273, 377, 399, 551, 609, 741, 1131, 1367, 1653, 1729, 2639, 3857, 4101, 5187, 7163, 7917, 9569, 11571, 17771, 21489, 25973, 28707, 39643, 50141, 53313, 77919, 118929, 124397, 150423, 181811, 277501, 337649, 373191, 515359, 545433, 753217, 832503, 1012947, 1546077, 2259651, 2363543, 3607513, 5272519, 7090629, 9791821, 10822539, 15817557, 29375463, 68542747, 205628241]

約数ペア:

[(1, 205628241), (3, 68542747), (7, 29375463), (13, 15817557), (19, 10822539), (21, 9791821), (29, 7090629), (39, 5272519), (57, 3607513), (87, 2363543), (91, 2259651), (133, 1546077), (203, 1012947), (247, 832503), (273, 753217), (377, 545433), (399, 515359), (551, 373191), (609, 337649), (741, 277501), (1131, 181811), (1367, 150423), (1653, 124397), (1729, 118929), (2639, 77919), (3857, 53313), (4101, 50141), (5187, 39643), (7163, 28707), (7917, 25973), (9569, 21489), (11571, 17771)]