171795454

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{643}}^1$

素因数の和:832

約数の個数: 32

約数和(自身を含む): 278208000

約数和(自身を除く): 106412546

約数列:

[1, 2, 19, 38, 79, 89, 158, 178, 643, 1286, 1501, 1691, 3002, 3382, 7031, 12217, 14062, 24434, 50797, 57227, 101594, 114454, 133589, 267178, 965143, 1087313, 1930286, 2174626, 4520933, 9041866, 85897727, 171795454]

約数ペア:

[(1, 171795454), (2, 85897727), (19, 9041866), (38, 4520933), (79, 2174626), (89, 1930286), (158, 1087313), (178, 965143), (643, 267178), (1286, 133589), (1501, 114454), (1691, 101594), (3002, 57227), (3382, 50797), (7031, 24434), (12217, 14062)]