9139855

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1$

素因数の和:183

約数の個数: 32

約数和(自身を含む): 12441600

約数和(自身を除く): 3301745

約数列:

[1, 5, 19, 23, 47, 89, 95, 115, 235, 437, 445, 893, 1081, 1691, 2047, 2185, 4183, 4465, 5405, 8455, 10235, 20539, 20915, 38893, 79477, 96209, 102695, 194465, 397385, 481045, 1827971, 9139855]

約数ペア:

[(1, 9139855), (5, 1827971), (19, 481045), (23, 397385), (47, 194465), (89, 102695), (95, 96209), (115, 79477), (235, 38893), (437, 20915), (445, 20539), (893, 10235), (1081, 8455), (1691, 5405), (2047, 4465), (2185, 4183)]