78889394241

素因数分解:

$3^2\times 7^1\times {\mathrm{19391}}^1\times {\mathrm{64577}}^1$

素因数の和:83981

約数の個数: 24

約数和(自身を含む): 130238843904

約数和(自身を除く): 51349449663

約数列:

[1, 3, 7, 9, 21, 63, 19391, 58173, 64577, 135737, 174519, 193731, 407211, 452039, 581193, 1221633, 1356117, 4068351, 1252212607, 3756637821, 8765488249, 11269913463, 26296464747, 78889394241]

約数ペア:

[(1, 78889394241), (3, 26296464747), (7, 11269913463), (9, 8765488249), (21, 3756637821), (63, 1252212607), (19391, 4068351), (58173, 1356117), (64577, 1221633), (135737, 581193), (174519, 452039), (193731, 407211)]