31733871

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{149}}^1$

素因数の和:335

約数の個数: 32

約数和(自身を含む): 47308800

約数和(自身を除く): 15574929

約数列:

[1, 3, 13, 39, 43, 127, 129, 149, 381, 447, 559, 1651, 1677, 1937, 4953, 5461, 5811, 6407, 16383, 18923, 19221, 56769, 70993, 83291, 212979, 245999, 249873, 737997, 813689, 2441067, 10577957, 31733871]

約数ペア:

[(1, 31733871), (3, 10577957), (13, 2441067), (39, 813689), (43, 737997), (127, 249873), (129, 245999), (149, 212979), (381, 83291), (447, 70993), (559, 56769), (1651, 19221), (1677, 18923), (1937, 16383), (4953, 6407), (5461, 5811)]