56331821

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{463}}^1$

素因数の和:681

約数の個数: 24

約数和(自身を含む): 71092224

約数和(自身を除く): 14760403

約数列:

[1, 7, 13, 49, 91, 191, 463, 637, 1337, 2483, 3241, 6019, 9359, 17381, 22687, 42133, 88433, 121667, 294931, 619031, 1149629, 4333217, 8047403, 56331821]

約数ペア:

[(1, 56331821), (7, 8047403), (13, 4333217), (49, 1149629), (91, 619031), (191, 294931), (463, 121667), (637, 88433), (1337, 42133), (2483, 22687), (3241, 17381), (6019, 9359)]